| Name | Build year | Nationality | Bilde | Loss during WW2 |
|---|---|---|---|---|
| T/T Rainier | 1944 | USA | ||
| D/T US Navy Oiler Ramapo AO-12 | 1919 | USA | ||
| D/S Raphael Semmes | 1920 | USA | Torpedoed, 1942-6-28 | |
| Skonnert 3 master Rebecca R. Douglas | 1894 | USA | ||
| D/T Remsen Heights | 1920 | USA | ||
| USAT Republic | 1903 | USA | ||
| M/S Resolute | 1936 | USA | ||
| D/S Reverdy Johnson | 1942 | USA | ||
| D/S Richard Bland | 1942 | USA | Torpedoed, 1943-3-10 | |
| D/S Richard Coulter | 1944 | USA | ||
| D/S Richard Henderson | 1943 | USA | Torpedoed, 1943-8-26 | |
| D/S Richard Henry Dana | 1942 | USA | ||
| D/S Richard J. Hopkins | 1944 | USA | ||
| D/S Richard Rush | 1943 | USA | ||
| D/S Richard V. Oulahan | 1944 | USA | ||
| D/S Richmond Mumford Pearson | 1942 | USA | ||
| D/S Richmond P. Hobson | 1943 | USA | ||
| D/S R. Ney McNeeley | 1944 | USA | ||
| D/S Robert Battey | 1943 | USA | ||
| D/S Robert E. Lee | 1924 | USA | Torpedoed, 1942-7-30 | |
| D/S Robert Ellis Lewis | 1944 | USA | ||
| D/S Robert E. Peary | 1942 | USA | ||
| D/S Robert F. Stockton | 1942 | USA | ||
| D/S Robert G. Harper | 1942 | USA | ||
| D/S Robert Henri | 1944 | USA |