- John Ludington -- John M. Davis
- John M. Feirabend/Saunders -- John Madara
- John Madden -- John Mann
- John Manning -- John Mark Thomas
- John Markovich -- John Masefield
- John Maslen -- John Mays
- John Mazzarella -- John McCracken
- John McCrary -- John McGann
- John McGee -- John McLaughlin Trio
- John McLaughlin Williams -- John Mee
- John Mehegan -- John Michael
- John-Michael -- John Mike
- John Milcallef -- John Miller