Beaty is a surname. Notable people with the surname include:
Arthur David Beaty (1919–1999), British writer, pilot and psychologist notable as a pioneer in the field of Human Factors
Chris Beaty, former bassist for the Christian Punk Ska band The O.C. Supertones
David Beaty (born 1811), discovered oil at his home in Warren, Pennsylvania in 1875
James A. Beaty, Jr. (born 1949), U.S. District Judge and former federal judicial nominee to the U.S. Court of Appeals for the Fourth Circuit
James Beaty, Jr. (1831–1899), Mayor of Toronto from 1879 to 1880 and a Canadian Member of Parliament from 1880 to 1887
James Beaty, Sr. (1798–1892), Canadian Member of Parliament from 1867 to 1874, published the Toronto Leader newspaper
Madisen Beaty (born 1995), American teen actress based in the Los Angeles, California area
Martin Beaty (1784–1856), United States Representative from Kentucky
Powhatan Beaty (1837–1916), African American soldier and actor
William J. Beaty, American research engineer
Zelmo Beaty (1939–2013), American basketball player
