USS Harmon may refer to:
- USS Harmon (DE-72), was a planned Buckley-class destroyer escort transferred during construction to the Royal Navy in June 1943 and renamed HMS Aylmer
- USS Harmon (DE-678), a Buckley-class destroyer escort active during World War II
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.