Peter McKay

Peter McKay or Peter MacKay may refer to:

Politicians

 * Peter MacKay (born 1965), Canadian politician
 * Peter McKay (Australian politician) (born 1948), member of the Tasmanian Legislative Council

Others

 * Peter Mackay, 4th Earl of Inchcape (born 1943)
 * Peter McKay (cricketer) (born 1994), English cricketer
 * Peter McKay (curator), Australian art curator at Queensland Art Gallery and Gallery of Modern Art
 * Peter McKay (footballer) (1925–2000), Scottish footballer
 * Peter Mackay (journalist) (1926–2013) British-Southern African political activist