USSMonongahela may refer to the following ships of theUnited States Navy:
- USS Monongahela (1862), was launched in 1862 and served during the American Civil War
- USS Monongahela (AO-42), was anoiler acquired by the US Navy in July 1942 and decommissioned August 1957
- USS Monongahela (AO-178), was an oiler launched in 1979 and decommissioned in 1999


This article includes alist of ships with the same or similar names. If aninternal link for a specific ship led you here, you may wish to change the link to point directly to the intended ship article, if one exists.