USS "Fletcher" (DD/DDE-445), named for Admiral Frank Friday Fletcher, was the lead "Fletcher"-class destroyer , and served in the Pacific during World War II. She received fifteen battle stars for World War II service, and five for Korean War service.
USS "Fletcher" received more than 15 stars throughout its life
Yes the USS "Fletcher"  received 15 from WWII and 5 stars for the Korean war, which is 20