{{Italic title prefixed|3}} '''USS ''Emma''''' has been the name of more than one United States Navy ship, and may refer to:
* {{USS|Emma|1863}}, a screw steamer, captured on 24 July 1863 and sold 1 November 1865. * {{USS|Emma|SP-1223}}, a patrol boat in noncommissioned service from 1917 to 1918
{{Ship index}}
{{DEFAULTSORT:Emma}} Category:United States Navy ship names