USS Tinian was a Commencement Bay-class escort carrier laid down on May 20, 1945 in Tacoma and launched on September 5, the same year. However, it was never commissioned but it was reclassified as an escort helicopter aircraft carrier. During to its activity, the ship carried a complement of 1066 and had the main missions along USNS Yuma. Because the latter experienced a few technical problems, the two ships had to be rescued by USCGC Fir. On June 1, 1970, USS Tinian was struck from the Navy List and sold for scraping the following year.
94 years old