Category:Scottish-Americans
- Barr McClellan
- Tom McClintock
- Robert Hall McCormick
- William Sanderson McCormick
- Henry McCully
- Charlie McCully
- Kevin B. MacDonald
- Ranald MacDonald
- Seth MacFarlane
- Tommy McFarlane
- Bart McGhee
- Jimmy McGhee
- Charles Andrew MacGillivary
- Johnny McGuire
- Ed McIlvenny
- Helen MacInnes
- David O. McKay
- Ian MacKaye
- Alexander Mackendrick
- George K. MacKenzie
- Norman Maclean
- Willie McLean
- Doug McMillan
- Loring McMillen
- Tress MacNeille
- Bill McPherson
- Peter McQueen
- Gordon MacRae
- Margaret Mann
- Peter Manuel
- William March
- George Marshall
- Lawrence Maxwell, Jr.
- Mike McCready
- Larry McDonald
- James Smith McDonnell
- Alexander McDougall
- Lachlan McGillivray
- Alexander McGillivray
- Ron McGovney
- Don McGregor
- Al McIntosh
- Hugh MacIntosh
- Lachlan McIntosh
- Donald McKay
- Nellie McKay
- Crystal McKellar
- Danica McKellar
- Alexander McKenzie
- Alexander McKenzie (American politician)
- Andrew C. McLaughlin
- Daniel McLean (MacLean)
- Edwin McMillan
- Katharine McPhee
- Gerald McRaney
- James C. McLaughlin
- Fred McLeod
- Herman Melville
- Hugh Mercer
- Ethel Merman
- Michael McGeachy
- Ner Middleswarth
- Robert Millar (soccer)
- Margaret Carnegie Miller
- Robert Andrews Millikan
- Alexander Milne