| Trakehner Name | Sex | Foaled | Sire | Dam | Color | |
|---|---|---|---|---|---|---|
| Ms. Registered Rep xx | Mare | 1985 | Groton xx | Fly Missy Fly xx | dark bay/brown | |
| MS Solitaire | C | 2003 | Hailo *Pg*E* | Genga | brown/black | |
| Ms. Sweet Shot | Mare | Unknown | Unknown | |||
| MSU Glytter N Gold ox | Mare | 2002 | Ohadi Ben Rabba ox | Glytter ox | bay | |
| MSU Legacysonkore ox | Mare | 2001 | Hucks Legacy ox | Onkore ox | gray | |
| Ms. Webster xx | Mare | 1983 | Los Reyes xx | Unabridged xx | Unknown | |
| Mtee Pockets | Mare | 1992 | Advocate *Ps* | Maroni | bay | |
| MtnAire's Formal Attire | F | 2011 | Stiletto *Ps* | Millenium | black | |
| Mtnmeadow Gallian ox | Stallion | Unknown | Unknown | |||
| Mucho Gusto | Stallion | 1999 | Peron *Pg* | Mesa | dark bay/brown | |
| Mud Center Sam xx | Stallion | Unknown | Unknown | |||
| Muddy Run xx | Mare | Unknown | Unknown | |||
| Mujahid ox | Stallion | Unknown | Unknown | |||
| Mujerita xx | Mare | 1950 | War Bam xx | Penwar xx | Unknown | |
| Mulan | Mare | 1994 | Tümmler | Memelliebe | bay | |
| Mulatto xx | Stallion | Unknown | Unknown | |||
| Muleta xx | Mare | Unknown | Unknown | |||
| Muley Moloch xx | Stallion | Unknown | Unknown | |||
| Muley xx | Stallion | Unknown | Unknown | |||
| Müllerin | Mare | 1959 | Alabaster xx | Memel | bay | |
| Mulligan | Gelding | 1997 | Abdullah *Pg*E* | Malaga | chestnut (gray) | |
| Mulmur Mirage | Mare | 2005 | Tagaelen | Monsoon | chestnut (gray) | |
| Multnomah xx | Stallion | Unknown | Unknown | |||
| Mummelgreis | Stallion | Unknown | Unknown | |||
| Mummenschanz | Gelding | 1981 | Mandinka | Lady Chatterly | bay |