| Owen C. McEwen |
KS United States |
| Leah McGregor |
KS United States |
| Tony & Leah McGregor |
KS United States |
| Marjean McIntire |
United States |
| Kitten McLain |
MT United States |
| Laurie McLaughlin |
WA United States |
| Pam McLaughlin |
NB Canada |
| Tracie McLendon |
GA United States |
| Dagne Mecham |
United States |
| Krista Melborne |
WA United States |
| Krista Melby |
WA United States |
| Vera Menser-Stock |
WI United States |
| Karyn Meserve |
CO United States |
| Mezohegyes Royal Hungarian Stud |
Hungary |
| Michalow |
Poland |
| France Michaud |
QUEBEC Canada |
| Hans-Juergen Michel |
Germany |
| Ellen Dixon Miller |
FL United States |
| Diana Mills |
WA United States |
| John & Cindi-Lee Milton |
OR United States |
| Sherry Minor |
IL United States |
| Kelsey & Kelly Miscoe |
TX United States |
| Stephanie Mitchell |
WA United States |
| Margaret A Mittuch |
WA United States |
| Erin E Mobley |
PA United States |