Sims" (AP-127) USS "Admiralty Islands" (CVE-99) USS "Admittance" (1847) USS "Adolph Hugel" (1860) USS "Adonis" (LST-83) USS "Adopt" (AMC114/AM-137) USS "Adria" (AF-30) USS "Adrian" (1911) USS "Adriana" (1798) USS "Adroit" (SP-248, AM-82, MSO-509) USS "Advance" (1850, 1862, 1917, YT-28, AMc-63, MSO-510) USS "Advantage" (ATR-41) USS "Advent" (AM-83) USS "Adventurous" (AGOS-13) USS "Advocate" (1861, AM-138)) USS "Aegir" (AS-23) USS "Aeolus" (1917, AKA-47/ARC-3) USS "Aetna" (1869, SP-516) USS "Affleck" (BDE-71) USS "Affray" (AMc-112, MSO-511) USS "Agamemnon" (ID-3004) USS "Agamenticus" (1863) USS "Agassiz" () USS "Agate" (PYC-4) USS "Agawam" (1863, AOG-6, YTB-809) USS "Agenor" (ARL-3) USS "Agent" (MSF-139) USS "Agerholm" (DD-826) USS "Aggressive" (MSO-422) USS "Aggressor" (AMc-63, AMc-64) USS "Agile" (AMc-111, MSO-421) USS "Agwidale" (1918) USS "Ahdeek" (SP-2589) USS "Ahoskie" (YTB-804) USS "Ahrens" (DE-575) USS "Ai Filch" (1863) USS "Aide De Camp" (IX-224) USS "Aiken Victory" (T-AP-188) USS "Ailanthus" (YN-57) USS "Aileen" (1896) USS "Aimwell" (BAT-7) USS "Ainsworth" (FFT-1090) USS "Ajax" (1869, , 1917, AR-6) USS "Akbar" (SP-599) USS "Akela" (SP-1793) USS "Akron" (ZRS-4) USS "Akutan" (AE-13)