Harold Armstrong

Harold Armstrong may refer to:


 * Harold Armstrong (rapper) (born 1969), American rapper best known as DMG
 * Harold Hunter Armstrong (1884–1979), American author
 * Harold Armstrong (politician) (fl. 1930s), member of New York State Legislature
 * Harold Armstrong, character in Anzacs (TV series)
 * Harold Armstrong, High Sheriff of Fermanagh in 1967