Michael J. Moncrief is an American politician who served as mayor of Fort Worth, Texas, from 2003 to 2011. Moncrief was first elected to the Texas Legislature in 1971 serving for two years. From 1974 to 1986, he served as judge of the Tarrant County Commissioners Court. He served as a State Senator from the 12th district as a Democrat.On May 3, 2003, Moncrief was elected mayor in a non-partisan race replacing outgoing mayor Kenneth Barr.