Several ships of the Argentine Navy have been named ARA Hércules (or Hércules before the 1860s):
Hércules (1814), a frigate that served as flagship of the second Argentine squadron during the Independence War
Hércules (1859), a steamship that served in the war between Buenos Aires and the Argentine Confederation
ARA Hércules (P-31), a frigate in Argentine service 1946-1973, previously the USS Asheville (PF-1)
ARA Hércules (B-52), a multipurpose transport in service as of 2015, previously a Type-42 destroyer (D-1) with the same name.