SS Mission Soledad was a Type T2-SE-A2 tanker built for the United States Maritime Commission during World War II. After the war she was acquired by the United States Navy as USS Mission Soledad (AO-136). Later the tanker transferred to the Military Sea Transportation Service as USNS Mission Soledad (T-AO-136). She was a member of the Mission Buenaventura-class oiler and was named for Mission Nuestra Señora de la Soledad, located in Soledad, California.