R-Ra USS "R-1" () USS "R-2" (SS-79) USS "R-3" (SS-80) USS "R-4" (SS-81) USS "R-5" (SS-82) USS "R-6" (SS-83) USS "R-7" (SS-84) USS "R-8" (SS-85) USS "R-9" (SS-86) USS "R-10" (SS-87) USS "R-11" (SS-88) USS "R-12" (SS-89) USS "R-13" (SS-90) USS "R-14" (SS-91) USS "R-15" (SS-92) USS "R-16" (SS-93) USS "R-17" (SS-94) USS "R-18" (SS-95) USS "R-19" (SS-96) USS "R-20" (SS-97) USS "R-21" (SS-98) USS "R-22" (SS-99) USS "R-23" (SS-100) USS "R-24" (SS-101) USS "R-25" (SS-102) USS "R-26" (SS-103) USS "R-27" (SS-104) USS "R. B. Forbes" () USS "R. E. & A. H. Watson" () USS "R. E. Lee" () USS "R. R. Cuyler" (1860) USS "R. W. Wilmot" () USS "Raazoo" () USS "Rabaul" (CVE-121) USS "Raboco" () USS "Raby" (DE-698) USS "Raccoon" (, ) USS "Raccoon River" () USS "Racehorse" () USS "Racer" (, ) USS "Rachel Seaman" () USS "Racine" (, LST-1191) USS "Radcliffe" () USS "Radford" (DD-120, DD-446) USS "Radiant" () USS "Radnor" () USS "Raeo" () USS "Rail" (, ) USS "Rainbow" (AS-7) USS "Rainier" (, AOE-7) USS "Rainy River" () USS "Rajah" () USS "Raleigh" (1776, , CL-7, LPD-1) USS "Rall" () USS "Ralph Talbot" (DD-390) USS "Ramage" (DDG-61) USS "Ramapo" (AO-12) USS "Rambler" () USS "Ramona" () USS "Rampart" () USS "Ramsay" (DD-124) USS "Ramsden" (DER-382) USS "Ramsey" (FFG-2) USS "Randall"