USS Koka (ATA-185) was a US Navy tugboat. Koka is from the phonetic spelling of Coca, formerly an Indian village in southern Arizona. Originally designated as ATR-112, she was redesignated as ATA-185 on 15 May 1944; launched 11 September 1944, by Levingston Shipbuilding Co., Orange, Texas; and commissioned on 16 November, Lt. (j.g.) Woodrow Sullivan in command.