Maurice Connolly (March 13, 1877 – May 28, 1921) was elected in 1912 to a single term as a Democratic member of the U.S. House of Representatives from Iowa's 3rd congressional district.

After giving up his House seat in an unsuccessful bid for election to the U.S. Senate in 1914, Connolly then served as an aviation officer in World War I and died in a plane crash in 1921.

[4] After the United States entered World War I, Connolly enlisted, earning his flight wings and serving as captain, then major, in the Aviation Section, U.S. Signal Corps.

[4] When the armistice was declared, he was assigned to Washington, where he assisted Major General William L. Kenly, first head of the United States Army Air Service.

[5] Connolly also flew in one of the "flying circuses" of fliers performing to raise funds for the Liberty Loan program.

[5] Connolly and future New York City Mayor Fiorello H. La Guardia were the only former congressmen to earn their wings in World War I.

[4] He was one of two civilian passengers killed along with five air corps officers, including Medal of Honor recipient Lt. Col. Archie Miller, when their army Curtiss Eagle converted air ambulance crashed during a wind and electrical storm when returning to Washington D.C.[4] At the time, it was considered the worst aviation accident in U.S.