USS Sunflower is a name used more than once by the United States Navy:
- USS Sunflower (1863), a gunboat during the American Civil War.
- USS Sunflower (1907), a vessel for the United States Lighthouse Service.
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.