The SS Baton Rouge was a cargo Victory ship built during World War II under the Emergency Shipbuilding program. The Baton Rouge (MCV-846) was a type VC2-S-AP2 Victory ship built by Bethlehem-Fairfield Shipyards. The Maritime Administration cargo ship was the 846rd ship built. Her keel was laid on June 21, 1945. She was launched on August 22, 1945, and completed on September 24, 1945. The 10,600-ton ship was constructed for the Maritime Commission. The American Export Line and later the Isthmian Steamship Company operated her under the United States Merchant Marine act for the War Shipping Administration.