| Name | Sex | Colour | Registration | Foaling Date | Reg Status | Competition Status |
|---|---|---|---|---|---|---|
| MARYLANDS REWAN | Mare | CHESTNUT | F29015 | 20/02/1981 | Foal Recorded | Deceased |
| MARYLANDS REX | Gelding | CHESTNUT | 65352 | 19/12/1979 | Stud Book | Not Eligible |
| MARYLANDS ROJO | Gelding | BROWN | F18208 | 01/12/1977 | Foal Recorded | Deceased |
| MARYLANDS ROSEVALE TOP BID | Mare | CHESTNUT | 60664 | 15/11/1978 | Stud Book | Deceased |
| MARYLANDS SANJAY | Gelding | CHESTNUT | F29017 | 20/12/1980 | Foal Recorded | Not Eligible |
| MARYLANDS SAPPHIRE | Mare | PALOMINO | F36268 | 25/08/1982 | Foal Recorded | Deceased |
| MARYLANDS SATIN | Mare | BROWN | F31457 | 26/11/1980 | Foal Recorded | Deceased |
| MARYLANDS SHADOW | Mare | BROWN | 51102 | 22/12/1975 | Stud Book | Deceased |
| MARYLANDS SHAMROCK | Mare | CHESTNUT | F8962 | 14/11/1976 | Foal Recorded | Not Eligible |
| MARYLANDS SHIMMER | Mare | DUN | 51103 | 21/08/1975 | Stud Book | Deceased |
| MARYLANDS SKYLARK | Mare | CHESTNUT | 51104 | 29/08/1974 | Stud Book | Deceased |
| MARYLANDS SLIPPER | Mare | BAY | F38150 | 02/11/1983 | Foal Recorded | Deceased |
| MARYLANDS SONIC | Mare | DUN | F38142 | 18/12/1983 | Foal Recorded | Deceased |
| MARYLANDS SONJA | Mare | CHESTNUT | F36267 | 05/09/1982 | Foal Recorded | Deceased |
| MARYLANDS SPARROW | Mare | BAY | 51105 | 01/06/1974 | Stud Book | Deceased |
| MARYLANDS SPRITE | Mare | CHESTNUT | 51106 | 01/12/1976 | Stud Book | Not Eligible |
| MARYLANDS SUNRISE | Mare | CHESTNUT | 51107 | 02/12/1976 | Stud Book | Not Eligible |
| MARYLANDS SUNSET | Mare | CHESTNUT | 51108 | 03/09/1974 | Stud Book | Deceased |
| MARYLANDS SUNTAN | Mare | BROWN | F36269 | 15/10/1982 | Foal Recorded | Deceased |
| MARYLANDS SWANNEE RIVER | Mare | BAY | F29014 | 20/09/1980 | Foal Recorded | Deceased |
| MARYLANDS SWIFT | Mare | ROAN | 60665 | 22/10/1976 | Stud Book | Deceased |
| MARYLANDS SWIRL | Stallion | BAY | F29019 | 21/12/1980 | Foal Recorded | Not Eligible |
| MARYLANDS SYMBRU | Mare | GREY/ROAN | 65360 | 20/10/1979 | Stud Book | Deceased |
| MARYLANDS TANGO | Mare | CHESTNUT | 24714 | Stud Book | Deceased | |
| MARYLANDS TASCA | Mare | BROWN/PIED | F38145 | 28/11/1983 | Foal Recorded | Deceased |
| MARYLANDS TICKLES | Mare | CHESTNUT | 24713 | Stud Book | Deceased | |
| MARYLANDS TINKER | Mare | BROWN | 65351 | 02/01/1974 | Stud Book | Deceased |
| MARYLANDS TOPSY | Mare | BAY | 60666 | 01/01/1977 | Stud Book | Not Eligible |
| MARYLANDS TRINGA | Gelding | CHESTNUT | F36259 | 28/08/1982 | Foal Recorded | Deceased |
| MARYLANDS TRUDY | Mare | BROWN | 51109 | 10/03/1975 | Stud Book | Deceased |
| MARYLANDS VANITY | Mare | BROWN | 51110 | 05/09/1974 | Stud Book | Deceased |
| MARYLANDS VELVET | Mare | BLACK | 60667 | 22/12/1978 | Stud Book | Deceased |
| MARYLANDS VOGUE | Mare | BROWN | F36270 | 29/01/1983 | Foal Recorded | Deceased |
| MARYLANDS WILDFIRE | Mare | CHESTNUT | 65359 | 03/03/1979 | Stud Book | Not Eligible |
| MARYLANDS WONDER | Mare | CHESTNUT | 65353 | 07/03/1979 | Stud Book | Not Eligible |
| MARYLANDS WREN | Mare | BROWN | 60668 | 01/10/1973 | Stud Book | Deceased |
| MARYLYN | Mare | CHESTNUT | 2141 | 06/12/1960 | Stud Book | Deceased |
| MARYMAC BALOU - HSH | Gelding | BROWN | 238102 | 13/11/2014 | Stud Book | Eligible |
| MARYMAC WILLOW - HSH | Mare | BAY | 238103 | 01/11/2010 | Stud Book | Eligible |
| MARYS BLUE | Mare | GREY | 12345 | 01/10/1969 | Stud Book | Deceased |
| MARYS CHARM | Mare | BAY | 3987 | 01/01/1968 | Stud Book | Deceased |
| MARYS GIFT | Mare | BAY | 55560 | Stud Book | Deceased | |
| MARYS HEART | Mare | BROWN/GREY | F26089 | 18/11/1980 | Foal Recorded | Not Eligible |
| MARYS PERSIAN EMPRESS | Mare | BAY | 54967 | 19/10/1974 | Stud Book | Not Eligible |
| MARYSON | Stallion | CHESTNUT | 47398 | 28/10/1971 | Stud Book | Deceased |
| MARYVALE ARCHER | Gelding | BAY | 11255 | Stud Book | Deceased | |
| MARYVALE BEYONCE | Mare | BUCKSKIN | 258737 | 11/10/2019 | Stud Book | Eligible |
| MARYVALE FERN - HSH | Mare | BAY | 242353 | 05/11/2012 | Stud Book | Not Eligible |
| MARYVALE FIGLEAF | Mare | CHESTNUT | 4980 | Stud Book | Deceased | |
| MARYVALE KATHLEEN | Mare | BROWN | 4981 | Stud Book | Deceased | |
| MARYVALE MUHAMMAD ALI | Gelding | BAY | 242452 | 12/10/2014 | Stud Book | Not Eligible |
| MARYVALE REBA | Mare | BLACK | C1-248072 | 15/10/2014 | First Cross | Eligible |
| MARYVALE SISTER | Mare | BAY | 4982 | Stud Book | Deceased | |
| MARYVALE TOUCAN SAM | Gelding | CHESTNUT | 258738 | 09/10/2017 | Stud Book | Eligible |
| MARYWIN | Mare | BROWN | 22498 | Stud Book | Deceased | |
| MARZBAH | Mare | BAY | 80237 | 21/09/1984 | Stud Book | Deceased |
| MARZEL BELLA RAINE | Mare | BUCKSKIN | C1-269187 | 01/10/2021 | First Cross | Eligible |
| MARZIPAN | Mare | CHESTNUT | 18747 | Stud Book | Deceased | |
| MASABIE | Gelding | BROWN | 59977 | 01/01/1974 | Stud Book | Not Eligible |
| MASADA | Gelding | GREY | 70556 | 01/01/1980 | Stud Book | Not Eligible |
| MASAFI PACIS | Stallion | CHESTNUT | 58093 | 18/08/1977 | Stud Book | Not Eligible |
| MASAI AGNES | Mare | BAY | 152727 | 02/10/2001 | Stud Book | Eligible |
| MASAI CASSANDRA | Mare | BLACK | C1-141829 | 13/02/1994 | First Cross | Not Eligible |
| MASAI EDEN | Mare | BAY | 143514 | 28/10/1984 | Stud Book | Eligible |
| MASAI MESSENGER - HSH | Stallion | BROWN | 142473 | 05/11/1997 | Stud Book | Deceased |
| MASAI MIDNIGHT | Mare | BROWN/BLACK | 149083 | 28/10/2000 | Stud Book | Not Eligible |
| MASAI REPORT | Mare | BROWN | C1-144168 | 07/12/1990 | First Cross | Eligible |
| MASAI RETURN | Mare | BAY | C2-156300 | 30/10/2002 | Second Cross | Not Eligible |
| MASCARA | Mare | CHESTNUT | 36258 | 01/12/1973 | Stud Book | Not Eligible |
| MASCOT | Stallion | BAY | 105467 | 23/02/1990 | Stud Book | Not Eligible |
| MASELL - HOF | Mare | BROWN | 69711 | 01/10/1976 | Stud Book | Deceased |
| MASHUGAR | Mare | BROWN | 35916 | Stud Book | Not Eligible | |
| MASKED DUCK | Stallion | CHESTNUT | 144971 | 04/01/2000 | Stud Book | Not Eligible |
| MASONIC | Mare | BAY/BROWN | 58380 | 01/08/1973 | Stud Book | Not Eligible |
| MASONS 4OA | Mare | BAY | 6062 | Stud Book | Deceased | |
| MASOURI GOLD - HSH | Gelding | PALOMINO | 46370 | 29/01/1976 | Stud Book | Deceased |
| MASQUERADE | Gelding | CHESTNUT | 60744 | 01/01/1973 | Stud Book | Not Eligible |
| MASSGIEL SHARANNE | Mare | BAY | 18756 | 16/09/1966 | Stud Book | Deceased |
| MASSI MUSTAFA | Gelding | BAY | 28704 | 19/01/1969 | Stud Book | Deceased |
| MASSIGIEL TIJUANA | Mare | PALOMINO | 18757 | 16/11/1970 | Stud Book | Deceased |
| MASTER | Stallion | CHESTNUT | F9474 | 07/01/1977 | Foal Recorded | Not Eligible |
| MASTER BANJO | Gelding | GREY | 33987 | 17/11/1970 | Stud Book | Deceased |
| MASTER BEU | Stallion | BROWN | F26121 | 28/10/1980 | Foal Recorded | Not Eligible |
| MASTER BID | Gelding | BROWN | 61705 | 11/11/1979 | Stud Book | Not Eligible |
| MASTER BILL | Stallion | BAY | 23206 | 02/12/1972 | Stud Book | Deceased |
| MASTER BOW DIPPIN - HSH | Stallion | BAY | 164040 | 09/09/2002 | Stud Book | Deceased |
| MASTER BRIAN | Gelding | BAY | 42265 | 28/10/1970 | Stud Book | Deceased |
| MASTER BRUCE - HSH | Gelding | BAY | 12310 | Stud Book | Deceased | |
| MASTER CAMP | Gelding | GREY | 167228 | 29/10/2002 | Stud Book | Eligible |
| MASTER CHARLES | Gelding | CHESTNUT | 118220 | 20/10/1988 | Stud Book | Not Eligible |
| MASTER CRAFTSMAN | Gelding | CHESTNUT | 74425 | 01/09/1982 | Stud Book | Not Eligible |
| MASTER CREOLE | Stallion | BROWN | F30744 | 02/10/1981 | Foal Recorded | Not Eligible |
| MASTER CUTTER - HSH | Gelding | BAY | 69532 | 30/08/1981 | Stud Book | Deceased |
| MASTER DADDY COOL | Gelding | BROWN | F25331 | 10/09/1980 | Foal Recorded | Not Eligible |
| MASTER DAN - HSH | Stallion | BROWN | F26972 | 12/10/1980 | Foal Recorded | Not Eligible |
| MASTER DANIEL | Gelding | BAY | 71957 | 25/11/1975 | Stud Book | Not Eligible |
| MASTER DAX - HSH | Stallion | CHESTNUT | 45305 | 19/10/1975 | Stud Book | Not Eligible |
| MASTER DOMINO | Gelding | BLACK | 54212 | 15/12/1973 | Stud Book | Not Eligible |
| MASTER DROVER | Gelding | CHESTNUT | 76570 | 12/11/1981 | Stud Book | Not Eligible |
| MASTER DUKE - HSH | Stallion | CHESTNUT | F24688 | 02/11/1979 | Foal Recorded | Not Eligible |