USS Ericsson has been the name of three warships in the United States Navy. They are all named for John Ericsson, the inventor of the USS Monitor and a torpedo that was cable-powered by an external source. More recently, a support ship in the Military Sealift Command has been designated by his full name.
- USS Ericsson (TB-2), a torpedo boat, served from 1897 until 1912.
- USS Ericsson (DD-56), an O'Brien-class destroyer, served in the navy from 1915 until 1922. Transferred to the United States Coast Guard where she served from 1925 until 1932 as CG-5.
- USS Ericsson (DD-440), a Gleaves-class destroyer, served from 1941 until 1946.
- USAT John Ericsson formerly the cruise ship MS Kungsholm 1928-1941, it was requisitioned by the US Government in 1942, and was initially used to transport USMC troops to New Zealand from San Francisco.
- USNS John Ericsson (T-AO-194), a Henry J. Kaiser-class underway replenishment oiler operated by the Military Sealift Command to support ships of the United States Navy.
| 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. |