| Name | Sex | Colour | Registration | Foaling Date | Reg Status | Competition Status |
|---|---|---|---|---|---|---|
| MISS LINDA - HSH | Mare | BROWN | 132909 | 23/11/1989 | Stud Book | Eligible |
| MISS LINDSYS JAZZ | Mare | GREY | 19401 | Stud Book | Deceased | |
| MISS LINDY | Mare | GREY | 6139 | Stud Book | Deceased | |
| MISS LINDY LOU | Mare | BAY | 23032 | 20/10/1971 | Stud Book | Deceased |
| MISS LINTAGON | Mare | BAY | 18749 | Stud Book | Deceased | |
| MISS LINWOOD | Mare | BAY | 40507 | 09/10/1968 | Stud Book | Deceased |
| MISS LISA | Mare | BAY | 51952 | Stud Book | Not Eligible | |
| MISS LIZZY | Mare | BLACK | 27490 | 01/10/1968 | Stud Book | Deceased |
| MISS LOCKET | Mare | CHESTNUT | 61002 | 01/02/1977 | Stud Book | Not Eligible |
| MISS LOLLY LEGS | Mare | BAY | 68736 | 01/10/1977 | Stud Book | Not Eligible |
| MISS LOPPY | Mare | BAY | C2-156899 | 25/07/2000 | Second Cross | Not Eligible |
| MISS LORELI - HSH | Mare | BLACK | 115095 | 25/09/1990 | Stud Book | Not Eligible |
| MISS LORETTA | Mare | BAY | 59491 | 28/09/1978 | Stud Book | Not Eligible |
| MISS LORRIRET - HSH | Mare | BAY | 149731 | 21/07/1990 | Stud Book | Deceased |
| MISS LOWANNA - HSH | Mare | ROAN | F131961 | 16/09/1996 | Foal Recorded | Not Eligible |
| MISS LR - HSH | Mare | BAY | 161274 | 22/08/2001 | Stud Book | Deceased |
| MISS LUCILLE | Mare | GREY | C2-236007 | 10/01/2000 | Second Cross | Deceased |
| MISS LUCINDA | Mare | BLACK | C1-147819 | 11/11/1988 | First Cross | Deceased |
| MISS LUCKNOW | Mare | CHESTNUT | 46581 | 01/08/1971 | Stud Book | Deceased |
| MISS LUKE | Mare | BAY | F5013 | 18/11/1975 | Foal Recorded | Not Eligible |
| MISS LULU | Mare | BROWN | 16670 | 01/01/1967 | Stud Book | Deceased |
| MISS LUNA | Mare | CHESTNUT | 11304 | 08/06/1969 | Stud Book | Deceased |
| MISS LUNA TRIC | Mare | BAY | 262299 | 15/10/2015 | Stud Book | Eligible |
| MISS LURA | Mare | CHESTNUT | 2405 | 01/01/1967 | Stud Book | Deceased |
| MISS LUSTRE | Mare | CHESTNUT | 56627 | 11/10/1973 | Stud Book | Not Eligible |
| MISS LUSUE - HSH | Mare | BAY | 102419 | 25/08/1987 | Stud Book | Deceased |
| MISS LYDIA | Mare | BAY | 6269 | 02/09/1967 | Stud Book | Deceased |
| MISS LYNDEN ISLE | Mare | CHESTNUT | 34300 | 15/10/1966 | Stud Book | Deceased |
| MISS LYNE | Mare | CHESTNUT | F17322 | 22/12/1978 | Foal Recorded | Not Eligible |
| MISS LYNLAND - FM HSH | Mare | CHESTNUT | 16517 | 01/01/1966 | Stud Book | Deceased |
| MISS MABEL | Mare | BROWN | 66345 | 01/01/1971 | Stud Book | Deceased |
| MISS MACGRAW | Mare | BAY | 12572 | 15/08/1969 | Stud Book | Deceased |
| MISS MACREDA - HSH | Mare | BAY | 10069 | Stud Book | Deceased | |
| MISS MADAM | Mare | GREY | F16847 | 01/10/1978 | Foal Recorded | Deceased |
| MISS MAGGIE | Mare | CHESTNUT | 34093 | 23/10/1972 | Stud Book | Not Eligible |
| MISS MAGIC | Mare | BLACK | 36573 | 24/08/1974 | Stud Book | Not Eligible |
| MISS MAGS | Mare | BAY | C1-143899 | 13/11/1996 | First Cross | Not Eligible |
| MISS MAITLAND | Mare | BROWN | 10928 | Stud Book | Deceased | |
| MISS MALKURI | Mare | BLACK | 5385 | 01/01/1967 | Stud Book | Deceased |
| MISS MALT | Mare | BROWN | 5357 | Stud Book | Deceased | |
| MISS MANA | Mare | BROWN | 5871 | Stud Book | Deceased | |
| MISS MANDY - HSH | Mare | CHESTNUT | 1656 | 01/08/1960 | Stud Book | Deceased |
| MISS MANFORD | Mare | CHESTNUT | 58391 | 20/10/1967 | Stud Book | Deceased |
| MISS MANGIE | Mare | CHESTNUT | 30316 | 01/01/1967 | Stud Book | Deceased |
| MISS MANIFESTO | Mare | CHESTNUT | 77391 | 25/10/1983 | Stud Book | Not Eligible |
| MISS MANNAQUIN | Mare | BROWN | 21581 | Stud Book | Deceased | |
| MISS MANTIC | Mare | BROWN | 258581 | 01/11/2017 | Stud Book | Eligible |
| MISS MAORI - HSH | Mare | BLACK | 65434 | 02/11/1979 | Stud Book | Deceased |
| MISS MAPLE | Mare | BAY | C2-268778 | 01/12/2023 | Second Cross | Not Eligible |
| MISS MARA | Mare | BAY | 22840 | Stud Book | Deceased | |
| MISS MARCUS | Mare | CHESTNUT | 24505 | 10/12/1971 | Stud Book | Deceased |
| MISS MARDI GRAS | Mare | BAY/BROWN | F9583 | 08/06/1977 | Foal Recorded | Not Eligible |
| MISS MARIE | Mare | GREY | 33938 | 06/09/1972 | Stud Book | Not Eligible |
| MISS MARKEETA | Mare | BAY | 40379 | 06/10/1975 | Stud Book | Not Eligible |
| MISS MARPLE | Mare | BAY | C1-265318 | 22/10/2011 | First Cross | Eligible |
| MISS MARRON | Mare | CHESTNUT | 53751 | Stud Book | Not Eligible | |
| MISS MARS BAR | Mare | BAY/BLACK | 148447 | 12/05/1991 | Stud Book | Not Eligible |
| MISS MARTIN | Mare | BROWN/BLACK | 170143 | 16/10/2003 | Stud Book | Deceased |
| MISS MARTY | Mare | BAY | 48479 | 04/10/1977 | Stud Book | Not Eligible |
| MISS MARVELLOUS - HSH | Mare | BROWN/BLACK | 257968 | 06/11/2018 | Stud Book | Not Eligible |
| MISS MARY | Mare | CHESTNUT | 5617 | 01/08/1969 | Stud Book | Deceased |
| MISS MARY ANN | Mare | GREY | 31787 | 06/03/1968 | Stud Book | Deceased |
| MISS MARY POPPINS | Mare | BROWN | 30955 | Stud Book | Not Eligible | |
| MISS MAT - HSH | Mare | BROWN/TAFFY | 55101 | 27/11/1975 | Stud Book | Deceased |
| MISS MATILDA | Mare | BAY | F30929 | 10/11/1981 | Foal Recorded | Not Eligible |
| MISS MAUD | Mare | CHESTNUT | BP-78699 | 22/09/1990 | Breeding Purposes Only - Stud Book | Not Eligible |
| MISS MAUREEN | Mare | BAY | 8128 | 05/10/1967 | Stud Book | Deceased |
| MISS MAXINE | Mare | GREY | 38065 | 18/10/1974 | Stud Book | Not Eligible |
| MISS MAXINES BLACK CALCITE - HSH | Stallion | BLACK | 239035 | 04/10/2000 | Stud Book | Eligible |
| MISS MAXINES COPPER | Stallion | TAFFY | 119372 | 07/11/1989 | Stud Book | Not Eligible |
| MISS MAXINES CORIANDER | Mare | GREY | 64359 | 01/12/1977 | Stud Book | Not Eligible |
| MISS MAXINES DAYDEE - HSH | Mare | PALOMINO | 119373 | 16/11/1989 | Stud Book | Not Eligible |
| MISS MAXINES FIDGETT - HSH | Mare | TAFFY | 104381 | 27/10/1985 | Stud Book | Deceased |
| MISS MAXINES GABBY | Mare | BAY | 104377 | 15/12/1984 | Stud Book | Not Eligible |
| MISS MAXINES GLITTER - HSH | Mare | PALOMINO | 104378 | 03/09/1987 | Stud Book | Not Eligible |
| MISS MAXINES GOLD RAY - HSH | Stallion | PALOMINO | 64358 | 04/10/1980 | Stud Book | Not Eligible |
| MISS MAXINES GTS - HSH | Stallion | CHESTNUT | F40034 | 02/03/1985 | Foal Recorded | Not Eligible |
| MISS MAXINES HARVY RAY - HSH | Stallion | PALOMINO | 119374 | 21/11/1989 | Stud Book | Deceased |
| MISS MAXINES INKY | Gelding | CHESTNUT | 104379 | 30/11/1986 | Stud Book | Not Eligible |
| MISS MAXINES JEWEL | Mare | BLACK/GREY | 119375 | 29/10/1990 | Stud Book | Not Eligible |
| MISS MAXINES JOY DEE | Mare | CHESTNUT | 61777 | 01/01/1968 | Stud Book | Deceased |
| MISS MAXINES MEMO - HSH | Mare | CHESTNUT | 61778 | 01/11/1976 | Stud Book | Not Eligible |
| MISS MAXINES MISCHIEF | Mare | CHESTNUT | 24974 | 22/09/1965 | Stud Book | Deceased |
| MISS MAXINES MISKARRI - HSH | Mare | CHESTNUT | 61776 | 25/12/1977 | Stud Book | Not Eligible |
| MISS MAXINES MR INQUISITIVE | Stallion | CHESTNUT | F37334 | 15/04/1984 | Foal Recorded | Not Eligible |
| MISS MAXINES POSSOM - HSH | Mare | GREY | 104380 | 05/10/1984 | Stud Book | Not Eligible |
| MISS MAXINES SIMON | Gelding | BAY | 59624 | 01/08/1971 | Stud Book | Deceased |
| MISS MAXINES SPARKLE | Mare | GREY | 104382 | 16/11/1986 | Stud Book | Not Eligible |
| MISS MAXINES STEEL RAY - HSH | Gelding | GREY | 106488 | 04/10/1987 | Stud Book | Not Eligible |
| MISS MAXINES TWO UP - HSH | Gelding | CHESTNUT | 106489 | 11/10/1987 | Stud Book | Not Eligible |
| MISS MAXWELL | Mare | BAY | 61775 | 09/12/1978 | Stud Book | Not Eligible |
| MISS MAY | Mare | CHESTNUT | 56102 | Stud Book | Not Eligible | |
| MISS MAYFIELD | Mare | CHESTNUT | 77710 | 26/09/1987 | Stud Book | Eligible |
| MISS MCDOWALL | Mare | BAY | C1-151254 | 31/12/1996 | First Cross | Not Eligible |
| MISS MCGREGOR | Mare | BROWN | 54966 | 11/10/1974 | Stud Book | Deceased |
| MISS MCQUARIO | Mare | BAY | 48469 | 20/10/1974 | Stud Book | Not Eligible |
| MISS MEADOWS | Mare | DUN | 145220 | 06/09/1999 | Stud Book | Not Eligible |
| MISS MELBALENA | Mare | CHESTNUT | 156427 | 23/12/1999 | Stud Book | Not Eligible |
| MISS MELINA | Mare | BAY | F14297 | 20/11/1978 | Foal Recorded | Not Eligible |
| MISS MELLABEE | Mare | BAY | 40406 | 18/11/1969 | Stud Book | Deceased |