USS Katahdin
{{Italic title prefixed|3}}
Two vessels of the United States Navy have been named USS Katahdin, after Mount Katahdin.
- {{USS|Katahdin|1861}}, was a screw gunboat commissioned in early 1862, active throughout the American Civil War, and decommissioned shortly after war's end
- {{USS|Katahdin|1893}}, was an ironclad ram in service from 1897 to 1909
{{Ship index}}
{{DEFAULTSORT:Katahdin}}