David Hittner is a senior United States district judge of the United States District Court for the Southern District of Texas. He also has served by temporary assignment on the United States Court of Appeals for the Fifth Circuit, as well as the U.S. District Courts for the Southern District of New York and the District of Arizona. His tenure as a federal judge began in 1986, when he was nominated for the lifetime position by President Ronald Reagan and unanimously confirmed by the United States Senate. Prior to his appointment to the federal bench in 1986, Hittner served from 1978 to 1986 as the elected judge of the 133rd Judicial District Court of Harris County, Texas, based in Houston.