Macdonald
- 991 McDonalda
- Angus L. Macdonald Bridge
- Baron Macdonald
- Clan Donald
- Donald (disambiguation)
- Heard Island and McDonald Islands
- Justice McDonald (disambiguation)
- MCD (disambiguation)
- MacDonald (surname)
- MacDonald Motorsports
- MacDonald, West Virginia
- Macdonald (electoral district)
- Macdonald Carey
- Macdonald Niba
- Macdonald Realty
- Macdonald River (disambiguation)
- Macdonald baronets of East Sheen (1813)
- Macdonald baronets of Sleat (1625)
- Macdonald polynomials
- Macdonald triad
- Macdonald, Manitoba
- McDonald (crater)
- McDonald Beach
- McDonald Branch (Crooked River tributary)
- McDonald Centre
- McDonald County, Missouri
- McDonald Observatory
- McDonald v. City of Chicago
- McDonald's
- McDonald, Kansas
- McDonald, Missouri
- McDonald, New Mexico
- McDonald, North Carolina
- McDonald, Ohio
- McDonald, Pennsylvania
- Old MacDonald Had a Farm
- Rural Municipality of Macdonald