Warder Cresson (July 13, 1798 – November 6, 1860), later known as Michael Boaz Israel ben Abraham (Hebrew: מיכאל בועז ישראל בן אברהם, romanized: Mikha'el Bo'az Yisra'el ben Avraham), was an American diplomat. He was appointed the first U.S. Consul to Jerusalem in 1844.