USS Stalwart may refer to:
, an Acme-Class Coastal Minesweeper later redesignated Unclassified Miscellaneous Auxiliary (IX-231); commissioned from 1942–1946., an Aggressive-class minesweeper, AM-493, redesignated Ocean Minesweeper (MSO-493); commissioned from 1957–1966., a modified tactical auxiliary general ocean surveillance ship; commissioned from 1984–2002; as of 2006, Stalwart is a training ship owned by State University of New York Maritime College