Haynie is a surname. Notable people with the surname include:
Aubrey Haynie (born 1974), American bluegrass musician Charles Haynie (1935–2001), faculty member at SUNY in Buffalo, New York, U.S. 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 Kristin Haynie (born 1983), American basketball player in the WNBA Nellie Violet Haynie (1886–1980), American botanist Sandra Haynie (born 1943), American professional golfer