Peter MacDonald

Peter MacDonald may refer to:


 * Peter Macdonald (Canadian politician) (1835–1923), Canadian Liberal MP for Huron East, Ontario, first elected in 1887
 * Peter Macdonald (Conservative politician) (1895–1961), MP for the Isle of Wight (1924–1959)
 * Peter MacDonald (Navajo leader) (born 1928), former Navajo tribal chairman
 * Peter MacDonald (director), British director
 * Peter Macdonald (Australian politician) (born 1943), former Mayor of Manly; former independent member of New South Wales Legislative Assembly for Manly
 * Peter MacDonald (computer programmer) (born 1957), early Linux programmer
 * Peter MacDonald (footballer) (born 1980), Scottish professional football player
 * Peter Fitzallan MacDonald (1830–1919), Member of the Queensland Legislative Assembly, Australia
 * Peter MacDonald (Scottish clergyman), former Leader of the Iona Community