Haynie is a surname. Notable people with the surname include:
Kristin Haynie (born 1983) American basketball player in the WNBA
Sandra Haynie (born 1943) American professional golfer
Aubrey Haynie (born 1974) American bluegrass musician
Dave Haynie (born 1961) former Commodore International chief engineer
Hugh Haynie (1927–1999) American political cartoonist
Isham N. Haynie (1824-1868) Union Army officer during the American Civil War
Charles Haynie (1935–2001) faculty member at SUNY in Buffalo, New York, U.S.