USS Rappahannock may refer to the following ships of the United States Navy:
- USS Rappahannock (AF-6), was a stores ship and animal transport in commission from 1917 to 1924
- USS Rappahannock (AOG-2), was renamed Kern during construction in 1942
- USNS Rappahannock (T-AO-204), is a fleet replenishment oiler in Military Sealift Command service since 1995
This article includes a list of ships with the same or similar names. If an internal 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.