USS Portsmouth (1843), was a sloop-of-war commissioned in 1844, active in the Mexican–American War 1846–1848, decommissioned in 1878 but continuing as a training ship until 1915
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.