ARA San Juan

At least four ships of the Argentine Navy have been named ARA San Juan:

• ARA San Juan (1911), an Aventurier-class destroyer launched in 1911 but requisitioned before completion by France in 1914 and renamed Temeraire
• ARA San Juan (1928), a survey vessel commissioned in 1928; she was renamed Comodoro Rivadavia in 1937 and Madryn in 1942; sold in 1967.
• ARA San Juan (D-9), a Buenos Aires-class destroyer launched in 1937 and scrapped in 1973.
• ARA San Juan (S-42), a TR-1700-class submarine launched in 1983 and lost in 2017.