Heather McDonald (disambiguation)
Heather McDonald is an American actress, comedian and author.
Heather McDonald or Mac Donald may also refer to:
- Heather McDonald (playwright), American playwright, director, librettist, and professor
- Heather McDonald (rugby union), Canadian rugby union player
- Heather Mac Donald, American political commentator, essayist, and attorney
- Heather Lyn MacDonald, American film director and producer