BRP Sultan Kudarat (PS-22) was a Miguel Malvar-class corvette of the Philippine Navy. She was originally built as USS PCE-881, a PCE-842-class patrol craft for the United States Navy during World War II. In 1961 she was transferred to South Vietnam for service in the Republic of Vietnam Navy as RVNS Đống Đa II (HQ-07). She was acquired by the Philippine Navy on April 1976, and was commissioned later on as RPS Sultan Kudarat (PS-22). Along with other World War II-era ships of the Philippine Navy, Sultan Kudarat was considered one of the oldest active fighting ships in the world, until her retirement in 05 July 2019.