| Last Name | First | Rate/Rank | Submarine | Date | Reason |
| Anderson | Martin | S1 | USS C-4 (SS-15) | TBA | Diving for Torpedo |
| Ashcroft | George T. | GM1 | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Buck | Clark G. | GM2 | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Cauvin | Ernest C. | MM2 | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Colwell | Harley | EMC | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Covington | Walter F. | MM1 | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Deeth | George L. | EM1 | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Ede | Alfred L. | LT(CO) | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Gilman | Frederick | GM1 | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Grindle | Aliston H. | EMC | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Herzog | Frank N. | EM2 | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Hill | Edwin S. | MM1 | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Hughson | Francis M. | MM1 | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Jennie | Albert F. | EM2 | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Lunger | Archie H. | GM2 | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Mahan | Ivan L. | MM1 | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Moore | Horace L. | GM1 | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Nelson | William S. | MMC | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Parker | Timothy A. | ENS(XO) | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Pierard | Frank C. | GMC | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Wells | Charles H. | MM2 | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Withers | Henry A. | GM1 | USS F-4[ex-SKATE I] (SS-23) | 25-Mar-15 | Foundered off Honolulu |
| Clark | G.H. | MM2 | USS E-2 (SS-25) | 15-Jan-16 | Battery explosion |
| Seaber | R.B. | EM2 | USS E-2 (SS-25) | 15-Jan-16 | Battery explosion |
| Seaber | Roy B. | EM3 | USS E-2 (SS-25) | 15-Jan-16 | Battery explosion |
| Belt | John | SN | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| Bernard | Frank Mathew | MM2 | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| Cartwright | William Lester | SN | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| Corson | Harry M. | EMC | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| Goonan | James | GMC | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| Greenberg | Simon | EM1 | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| Hall | Edward E. | MM1 | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| Lovly | Lyman F. | MM2 | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| McClure | Ralph E. | EM2 | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| McRae | Duncan A. | EM1 | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| Messang | John P. | MMC | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| Metz | Grover E. | MM2 | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| Scott | Ray Ellsworth | EM1 | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| Smith | Elbert | MM2 | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| Stewart | Guy Raymond | MMC | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| Stough | Dudley | GMC | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| Vincent | Charles F. | EM2 | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| Walsh | Thomas Alfred | MM1 | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| Wyatt | Clyde William | MM1 | USS F-1[ex-CARP] (SS-20) | 17-Dec-17 | Sank after collision with F-3 west of Bird Rock near La Jolla, Ca. |
| Leese | R.A. | GM1 | USS L-10 (SS-50) | 24-Jan-18 | Overside while in transit |
| Childs | E.W.F. | Lt | HMS H-5 | 12-Mar-18 | Observer on British Sub on patrol |
| Currie | J.M. | EMC | USS A-7 (SS-8) | 24-Jul-18 | Gasoline Explosion |
| Hixon | I.P. | MM2 | USS A-7 (SS-8) | 24-Jul-18 | Gasoline Explosion |
| Hopewell | Otho | GM2 | USS A-7 (SS-8) | 24-Jul-18 | Gasoline Explosion |
| Kunz | J.A. | MM1 | USS A-7 (SS-8) | 24-Jul-18 | Gasoline Explosion |
| Lang | Harold H. | MM1 | USS A-7 (SS-8) | 24-Jul-18 | Gasoline Explosion |
| Marcus | Arnold | Ltjg | USS A-7 (SS-8) | 24-Jul-18 | Gasoline Explosion |
| Sharkey | ? | Ens | USS O-5 (SS-66) | 5-Oct-18 | Battery Explosion |
| Still | J. L. | EM2 | USS O-5 (SS-66) | 5-Oct-18 | Battery Explosion |
| Theimann | ? | EMC | USS O-12 (SS-73) | 27-Mar-19 | Drowned while diving for torpedo near St. Thomas, VI |
| Henderson | Arnold G. | EM2 | USS G-2 (SS-27) | 30-Jul-19 | Foundered in Long Island Sound after explosive tests. |
| Kervin | Doyle | EM2 | USS G-2 (SS-27) | 30-Jul-19 | Foundered in Long Island Sound after explosive tests. |
| Uhlic | Sidney D. | GM3 | USS G-2 (SS-27) | 30-Jul-19 | Foundered in Long Island Sound after explosive tests. |
| Delarmarine | M.S. | SN | USS H-1 [ex-SEAWOLF] (SS-28) | 12-Mar-20 | Grounded Magdelena Bay Mexico Abandoned after onboard fire. |
| Gillef | H.M | MM1 | USS H-1 [ex-SEAWOLF] (SS-28) | 12-Mar-20 | Grounded Magdelena Bay Mexico Abandoned after onboard fire. |
| Kaufman | Joseph | SN | USS H-1 [ex-SEAWOLF] (SS-28) | 12-Mar-20 | Grounded Magdelena Bay Mexico Abandoned after onboard fire. |
| Webb | James | LCDR(CO) | USS H-1 [ex-SEAWOLF] (SS-28) | 12-Mar-20 | Grounded Magdelena Bay Mexico Abandoned after onboard fire. |
| Greenville | M.J. | UKN | USS S-49 (SS-160) | 20-Apr-20 | Battery Explosion |
| Horne | Fred | UKN | USS S-49 (SS-160) | 20-Apr-20 | Battery Explosion |
| Johnson | Gusto V. | UKN | USS S-49 (SS-160) | 20-Apr-20 | Battery Explosion |
| Sismore | Robert C. | UKN | USS S-49 (SS-160) | 20-Apr-20 | Battery Explosion |
| One enlisted | USS O-9 (SS-70) | 31-Aug-21 | Overboard in Cape Cod Bay | ||
| Dreffin | J.E. | SN | USS R-6 (SS-83) | 21-Sep-21 | Overside during grounding |
| Spaulsberg | Frank A. | EM2 | USS R-6 (SS-83) | 21-Sep-21 | Overside during grounding |
| One enlisted | USS L-9 (SS-49) | 26-Sep-22 | Overboard enroute Coco Solo to Norfolk | ||
| Faley | A.T. | RM3 | USS O-15 (SS-76) | 21-Dec-22 | Was working topside when he fell overboard and was lost |
| Cullen | J. F. | TM1 | USS R-23 (SS-100) | 22-May-23 | Overboard off Almirante, P.I. |
| One enlisted | USS T-2 (SS-60) | 2-Jun-23 | Slipped from dock, hit boat, drowned | ||
| Three enlisted | USS S-37 (SS-142) | 10-Oct-23 | After Battery explosion | ||
| Huges | C.E | MOMMq | USS O-5 (SS-66) | 11-Oct-23 | Sank off Panama Canal after collision with SS ABAGAREZ. |
| Metzler | Thomas T | F1 | USS O-5 (SS-66) | 11-Oct-23 | Sank off Panama Canal after collision with SS ABAGAREZ. |
| Smith | Fred C. | MS1 | USS O-5 (SS-66) | 11-Oct-23 | Sank off Panama Canal after collision with SS ABAGAREZ. |
| Wilson | Floyd M | EM2 | USS S-11 (SS-116) | 21-Feb-24 | Overboard/drowned |
| Egan | James E | MMC | USS S-2 (SS-106) | 25-Aug-24 | #5 cylinder scavenging receiver exploded causing fire in the engineroom |
| Daglow | Marvin W. | F3 | USS R-15 (SS-92) | 10-Sept-24 | Overboard while operating in Lahina Roads, Hawaii |
| Thomas | Raymond B | MoMM2 | USS S-40 (SS-145) | 21-Dec-24 | Drowned when ship's boat capsized in Manila Harbor |
| Kuczmarski | Joseph J | BM2 | USS S-15(SS-120) | 16-Jan-25 | Overboard |
| Miller | Clifford L | S2 | USS S-14(SS-119) | 5-Feb-25 | Overboard |
| Berk | Paul | EN1 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Cassidy | Ralph E. | GM | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Crawford | W.L. | RM1 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Dobson | Rodney H. | Lt | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Earle | Allen C. | EN1 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Egbert | E.W. | Ens | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Elser | Mender D. | COX | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Firm | Rudy | MMOM1 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Foster | F.D. | Ltjg | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Gibson | John L | EN1 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Glassnock | T.R. | Ltjg | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Haselden | J.D. | Ltjg | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Hiltbolt | Valentine | TMC | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| James | Franklin P. | MMC | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Lawton | Walter E. | EMC | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Lindsay | Brady | EN2 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Martin | G.H. | Cook | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| McCarthy | J.J. | S1 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Milot | Oscar J. | F3 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Mims | Frank L. | S1 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Noble | R.S. | MMOM | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Pino | Harlon M. | Ltjg | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Schofield | J.M. | RM1 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Shea | Frank A. | EM1 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Shehan | J.J. | MMOM1 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Smith | Augustus A. | TM | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Snyder | Herbert E. | SM1 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Teschemacher | Fred. P. | S1 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Thomas | Charles C | F2 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Treffitt | Steven H. | TM3 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Willis | Robert H. | TM1 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Wiseman | Frank C. | TM3 | USS S-51 (SS-162) | 25-Sep-25 | Sank after collision with SS City of Rome off Block Island. |
| Morrison | J. L. | Coxn | USS S-10(SS-115) | 21-Feb-26 | Stumbled overboard striking his head on the tank tops, drowned Coco Solo |
| Greenville | M.J. | UKN | USS S-49(SS-160) | 20-Apr-26 | Battery Explosion |
| Horne | Fred | UKN | USS S-49(SS-160) | 20-Apr-26 | Battery Explosion |
| Johnson | Gusto V | UKN | USS S-49(SS-160) | 20-Apr-26 | Battery Explosion |
| Sismore | Robert C. | UKN | USS S-49(SS-160) | 20-Apr-26 | Battery Explosion |
| Guerrero | Edward M. | TM2 | USS S-24(SS-129) | 19-Aug-26 | Overboard in rough sea, drowned |
| Hoffman | John H. | F2 | USS S-31(SS-131) | 14-Jul-27 | Rigging topside for torpedo recovery, went overboard, drowned |
| Bethke | Clarence F. | EN? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Bishop | Walter | RM? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Boone | Earl W. | EMC | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Brown | Henry H. | FN | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Burrell | C.F. | SN | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Calcott | Charles B. | MM? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Cash | Elmer L. | RMC | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Crabb | Russell A. | TM? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Dempsey | William | MM? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Difenbach | R.W. | SM? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Fenell | John J. | MM? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Fitch | Graham N. | LT | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Galvin | Daniel M. | FN | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Goering | Donald F. | EM? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Haaland | Peder | MM? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Hanet | Victor | CS? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Harris | Buster | SN | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Hodges | Aaron A | MMC | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Hodges | Arthur F. | MM? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Jones | RK | LCDR (CO) | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Kemper | Paul R. | EM? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Long | J.H. | FN | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| McGinley | J.A. | LT | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| O'Shields | Fred H. | EN? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Pelham | George | SN | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Powers | John J. | COX | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Rose | Rudolph J. | EM? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Seaton | A.E. | ? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Short | Roger L. | TM | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Snizek | Frank | TM? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Sternman | T.W. | EN? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Stevens | Joseph L. | SN | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Strange | C.B. | SN | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Tedah | Mariano | SD? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Thompson | Carl H. | EN? | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Tolson | Walter R. | SN | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Weller | Donald | LT | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| White | James J. | FN | USS S-4 (SS-109) | 17-Dec-27 | Sunk after collision with USCG Paulding off Provencetown, MA |
| Aitken | James Andrew | FC3 | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Batick | John James | EM1 | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Casey | Joshua | FN | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Chesnutt | John Allan | MMC | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Coffey | Robert Lyle | EM2 | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Deal | Elvin Leon | MM2 | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Fletcher | Lionel Hugh | EM3 | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Garrison | Kenneth Ross | MMC | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Gibbs | Robert Franklin | TM1 | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Hathaway | John Plesent | FN | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Hoffman | Eugene Arthur | MM1 | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Keegan | Alexander Biggs | SN | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Marino | John Joseph | SA | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| McAfee | Huie King | EM2 | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Patterson | J.H. | ENS | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Priester | Alfred Charles | TM2 | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Schulte | Frank Henry | MM1 | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Scyphers | Bascom Slemp | EM1 | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Shirley | Sherman Luther | TM1 | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Smith | Don | Civilian | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Strong | Jack John | MM1 | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Thomala | John Laurise | MM1 | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Thompson | Robert Preson | SC3 | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Ward | Marion Lawrence | RM3 | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Weld | Robert Ross | FA | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Wood | Charles M. | Civilian | USS SQUALUS (SS-192) | 23-May-39 | Sank on sea trials off Portsmouth, NH. 5/23/39 Some crew rescued |
| Abbot | Howard J. | LT(CO) | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Barry | Marvin D. | SA | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Cannady | W.R. | EM3 | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Crute | William T. | SA | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Davis | B.A. | RM3 | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Dufresne | John E. | MM1 | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Eagleton | Charles L. | SM3 | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Edwards | John H. | MA3 | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Fost | H.T. | QM2 | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Foster | Edward G. | MMC | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Fowler | James G. | MMC | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Gardner | Robert A. | TM3 | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Gerser | N. | SA | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Gillies | James G. | FN | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Golden | Francis H. | FA | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Griffith | F.A. | SA | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Gruen | Francis L. | TM2 | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Gunn | Francis J. | MM1 | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Hartzog | Joe A. | SC2 | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Hendy | Gaddis I. | RM1 | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Jaskowiak | Walter J. | FN | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Kaufman | William C. | MM2 | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Krueger | Levitt E. | TM3 | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Littleford | Allan H. | EM2 | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Miller | Chester L. | QM2 | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Ouelette | Emile A. | SA | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Schneider | F.P. | F3 | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Sonnenburg | Sam E. | EMC | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Strang | James E. | EMC | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| TillieryJr. | Thomas W. | MM1 | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Varner | Earl F. | MMC | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Venhaus | Bernard J. | SA | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Wangsness | Marks P. | ENS | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Wolf | William C. | TMC | USS O-9 (SS-70) | 20-Jun-41 | Foundered off Isle of Shoals 15 miles from Portsmouth NH. |
| Hunter | Sam | ENS | USS SEADRAGON (SS-194) | 10-Dec-41 | Killed during bombing raid on Cavite |
| Foster | S.C. | EM1 | USS SEALION (SS-195) | 10-Dec-41 | Killed on board in bombing raid on Cavite |
| O'Connell | M. D. | EM1 | USS SEALION (SS-195) | 10-Dec-41 | Killed on board in bombing raid on Cavite |
| Ogilvie | E.E. | MM2 | USS SEALION (SS-195) | 10-Dec-41 | Killed on board in bombing raid on Cavite |
| Paul | Stanley R. | EM1 | USS SEALION (SS-195) | 10-Dec-41 | Killed on board in bombing raid on Cavite |
| Adams | Leonard W. | MM1 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Amick | Leroy A. | S2 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Anderson | Glen W. | EM2 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Baranick | George | F2 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Bauer | Clinton A. | MM1 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Baumbach | Alvin C. | S2 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Biebuyck | William P. | S1 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Brown | Harry A. | YN1 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Burchart | Edwin B. | MM1 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Burroughs | George O. | F2 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Claflin | Carl R. | F2 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Clark | Carl C.. | MM2 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Clough | Richard K. | MM2 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Crabtree | Eugene O. | S1 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Crumbley | Byron | MMC | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Dawson | James D. | RM3 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Ehrle | Elwood | GM3 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Evans | David B. | MMC | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Freeman | Ray A. | MM2 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Gamble | Robert F. | MM2 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Gill | Joseph M. | TMC | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Holt | Robert E. | QM2 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Homic | Bennie S. | MM1 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Johnson | Nathaniel N. | MA1 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama on 24 Jan 42. |
| Kassebaum | Harry J. | MM1 | USS S-26 (SS-131) | 24-Jan-42 | Sank after ramming by USS PC460 Gulf of Panama o |