Don or Donald McKenzie (also Mackenzie or MacKenzie) may refer to:
- McKenzie
- Don McKenzie (curler), Canadian curler, see 1988 Hexagon World Men's Curling Championship
- Don McKenzie (footballer, born 1927), Scottish footballer (Grimsby Town)
- Don McKenzie (footballer, born 1939), Australian rules footballer with Essendon
- Don McKenzie (footballer, born 1942), Australian rules footballer and coach of Footscray
- Don McKenzie (sports medicine), Canadian founder of Abreast In A Boat
- Don McKenzie (swimmer) (born 1947), American Olympic swimmer
- Donald Gordon McKenzie (1887–1963), member of the Legislative Assembly of Manitoba
- Donnie McKenzie (born 1960), British Olympic fencer
- MacKenzie
- Mackenzie
- Other