USS Harrisburg may refer to the following ships and other vessels:
- SS City of Paris (1888), a civilian ocean liner that served in the United States Navy during World War I as the transport USS Harrisburg during World War I
- USS Harrisburg (LPD-30), a future San Antonio-class amphibious transport dock
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.