| Name | Sex | Colour | Registration | Foaling Date | Reg Status | Competition Status |
|---|---|---|---|---|---|---|
| DOUBLEUP VALENTINO | Gelding | BROWN | 243965 | 11/12/2015 | Stud Book | Eligible |
| DOUBTFULL LAD | Gelding | BROWN | 71254 | 01/01/1976 | Stud Book | Not Eligible |
| DOUCETTE | Mare | CHESTNUT | 947 | 01/01/1967 | Stud Book | Deceased |
| DOUGAL | Gelding | CHESTNUT | 49487 | 17/09/1970 | Stud Book | Deceased |
| DOUGALL | Stallion | GREY | 118415 | 28/10/1992 | Stud Book | Deceased |
| DOUGHBOY ALLIE - HSH | Mare | PSEUDO/ALBINO | F31092 | 25/11/1981 | Foal Recorded | Not Eligible |
| DOUGHBOY AMITY - HSH | Mare | BROWN/BLACK | 104771 | 23/08/1986 | Stud Book | Not Eligible |
| DOUGHBOY BINDY - HSH | Mare | CHESTNUT | 76654 | 19/10/1981 | Stud Book | Not Eligible |
| DOUGHBOY BRANDY | Gelding | PALOMINO | 48940 | 20/08/1976 | Stud Book | Deceased |
| DOUGHBOY BRONTE - HSH | Stallion | BROWN | F14694 | 10/09/1977 | Foal Recorded | Not Eligible |
| DOUGHBOY CAPRI - HSH | Mare | BROWN | 73051 | 04/11/1983 | Stud Book | Not Eligible |
| DOUGHBOY CHAR - HSH | Mare | BAY/BROWN | 105923 | 18/07/1987 | Stud Book | Not Eligible |
| DOUGHBOY CINDY - HSH | Mare | DUN | 67103 | 01/11/1978 | Stud Book | Deceased |
| DOUGHBOY CLOUD - HSH | Gelding | PALOMINO | F42146 | 27/11/1984 | Foal Recorded | Not Eligible |
| DOUGHBOY CONSUL - HSH | Stallion | DUN | F38361 | 22/10/1983 | Foal Recorded | Not Eligible |
| DOUGHBOY CRISSY | Mare | DUN | 36580 | 01/11/1974 | Stud Book | Not Eligible |
| DOUGHBOY DINDY - HSH | Mare | PALOMINO | F42872 | 19/10/1986 | Foal Recorded | Not Eligible |
| DOUGHBOY DUSK | Mare | TAFFY | 43016 | 26/12/1976 | Stud Book | Deceased |
| DOUGHBOY ESCORT - HSH | Gelding | DUN | 66868 | 09/01/1981 | Stud Book | Not Eligible |
| DOUGHBOY FALCON - HSH | Gelding | DUN | 76651 | 18/10/1980 | Stud Book | Not Eligible |
| DOUGHBOY FAME - HSH | Mare | DUN | 71139 | 12/12/1981 | Stud Book | Not Eligible |
| DOUGHBOY FLAKE | Mare | BAY | F8988 | 28/08/1976 | Foal Recorded | Not Eligible |
| DOUGHBOY FLICKA | Mare | BLACK | 26856 | Stud Book | Deceased | |
| DOUGHBOY FLIGHT | Mare | CHESTNUT | 100164 | 17/09/1986 | Stud Book | Not Eligible |
| DOUGHBOY GINGER | Mare | CHESTNUT | 26853 | 01/02/1970 | Stud Book | Deceased |
| DOUGHBOY GLORY | Mare | BAY | 73167 | 09/12/1981 | Stud Book | Not Eligible |
| DOUGHBOY HEIDI | Mare | DUN | 43014 | 11/02/1976 | Stud Book | Not Eligible |
| DOUGHBOY HONEY - HSH | Mare | PALOMINO | F34638 | 30/12/1982 | Foal Recorded | Not Eligible |
| DOUGHBOY HOPE - HSH | Mare | BROWN | 219937 | 10/09/1986 | Stud Book | Deceased |
| DOUGHBOY JEWEL - HSH | Mare | BAY | 73889 | 20/01/1981 | Stud Book | Deceased |
| DOUGHBOY JIM | Stallion | BLACK/PIED | F20478 | 16/11/1978 | Foal Recorded | Not Eligible |
| DOUGHBOY JODY | Mare | CHESTNUT | 48939 | Stud Book | Deceased | |
| DOUGHBOY KARI | Mare | DUN | F25090 | 07/09/1980 | Foal Recorded | Deceased |
| DOUGHBOY KELLY - HSH | Mare | BROWN | 43018 | 24/12/1976 | Stud Book | Not Eligible |
| DOUGHBOY LADYBIRD - HSH | Mare | PALOMINO | 120981 | 10/11/1993 | Stud Book | Eligible |
| DOUGHBOY LASER | Mare | DUN | F38360 | 09/10/1983 | Foal Recorded | Not Eligible |
| DOUGHBOY MAD MARE | Mare | CHESTNUT | 26854 | Stud Book | Not Eligible | |
| DOUGHBOY MINNIE | Mare | BAY | 44228 | 01/08/1969 | Stud Book | Deceased |
| DOUGHBOY PAL - HSH | Stallion | PALOMINO | F29499 | 04/11/1980 | Foal Recorded | Not Eligible |
| DOUGHBOY PAULENE - HSH | Mare | BLACK | 26852 | Stud Book | Deceased | |
| DOUGHBOY POLO - HSH | Gelding | BROWN | 76652 | 29/09/1985 | Stud Book | Not Eligible |
| DOUGHBOY REGAL - HSH | Gelding | BAY | 67826 | 14/11/1978 | Stud Book | Not Eligible |
| DOUGHBOY RIPPER - HSH | Gelding | TAFFY | F113903 | 11/11/1991 | Foal Recorded | Not Eligible |
| DOUGHBOY RIVOLI SHEEN - HSH | Mare | BAY | 67104 | 06/10/1978 | Stud Book | Deceased |
| DOUGHBOY ROLY - HSH | Gelding | DUN | F115427 | 28/11/1990 | Foal Recorded | Not Eligible |
| DOUGHBOY SAM | Stallion | BROWN | F29500 | 23/11/1980 | Foal Recorded | Not Eligible |
| DOUGHBOY SHADOW - HSH | Mare | CHESTNUT | 111252 | 05/12/1988 | Stud Book | Deceased |
| DOUGHBOY SHAM | Gelding | CHESTNUT | 55961 | 05/02/1978 | Stud Book | Deceased |
| DOUGHBOY SHAVAL - HSH | Mare | DUN | 43017 | 01/08/1975 | Stud Book | Deceased |
| DOUGHBOY SILVER | Mare | TAFFY | 43015 | 01/08/1970 | Stud Book | Deceased |
| DOUGHBOY SMOKEY | Stallion | TAFFY | F31088 | 02/10/1981 | Foal Recorded | Not Eligible |
| DOUGHBOY SPARKLE | Mare | DUN | F42148 | 13/11/1985 | Foal Recorded | Not Eligible |
| DOUGHBOY SPIN - HSH | Gelding | PALOMINO | 76653 | 13/11/1985 | Stud Book | Not Eligible |
| DOUGHBOY STARDUST - HSH | Stallion | BROWN/BLACK | F8990 | 10/07/1976 | Foal Recorded | Not Eligible |
| DOUGHBOY STIENER - HSH | Stallion | BROWN | F14696 | 21/12/1977 | Foal Recorded | Not Eligible |
| DOUGHBOY SUNSET | Mare | DUN | F42149 | 08/12/1984 | Foal Recorded | Deceased |
| DOUGHBOY TAMMY | Mare | DUN | 54136 | Stud Book | Deceased | |
| DOUGHBOY TARA | Mare | BROWN | 64380 | 26/09/1979 | Stud Book | Deceased |
| DOUGHBOY THATS IT - HSH | Mare | PALOMINO | 130018 | 13/11/1995 | Stud Book | Eligible |
| DOUGHBOY TINA - HSH | Mare | GREY | F25092 | 23/01/1980 | Foal Recorded | Not Eligible |
| DOUGHBOY TORONTO | Gelding | DUN | 64419 | 20/09/1977 | Stud Book | Not Eligible |
| DOUGHBOY TRINITY | Gelding | TAFFY | 73211 | 09/09/1982 | Stud Book | Not Eligible |
| DOUGHBOY TRISHA - HSH | Mare | BROWN | 110959 | 28/10/1989 | Stud Book | Not Eligible |
| DOUGHBOY TWIST - HSH | Stallion | PALOMINO | F44074 | 21/10/1987 | Foal Recorded | Not Eligible |
| DOUGHBOY ZEPHYR - HSH | Stallion | DUN | F38359 | 24/12/1983 | Foal Recorded | Not Eligible |
| DOUGIE HOUSER | Gelding | BROWN | 123549 | 15/06/1988 | Stud Book | Deceased |
| DOUGS PET | Mare | GREY | 33292 | 01/01/1970 | Stud Book | Deceased |
| DOULTON | Stallion | BAY | 80421 | 26/12/1991 | Stud Book | Not Eligible |
| DOVAH BLUE HAZE - HSH | Mare | BLACK/GREY | F33074 | 01/12/1980 | Foal Recorded | Not Eligible |
| DOVAH BROWN PETER | Stallion | BROWN | F33073 | 26/11/1980 | Foal Recorded | Deceased |
| DOVAH COBBER | Gelding | BAY | 103880 | 04/11/1985 | Stud Book | Eligible |
| DOVAH DRUMMOND MIST | Mare | BAY | 103879 | 15/10/1986 | Stud Book | Not Eligible |
| DOVAH GYPSY | Mare | BAY | 43350 | 25/11/1973 | Stud Book | Not Eligible |
| DOVAH MINNIES GIRL | Mare | BAY | 103883 | 12/12/1984 | Stud Book | Deceased |
| DOVAH MINX | Mare | BAY | 103877 | 10/02/1982 | Stud Book | Not Eligible |
| DOVAH PABLO | Gelding | BROWN | 103882 | 07/05/1982 | Stud Book | Not Eligible |
| DOVAH PRINCESS | Mare | BROWN | 103884 | 16/12/1984 | Stud Book | Not Eligible |
| DOVAH RED HEAD | Stallion | CHESTNUT | 103878 | 09/11/1984 | Stud Book | Not Eligible |
| DOVAH STACKED DECK | Gelding | CHESTNUT | 103881 | 02/11/1985 | Stud Book | Not Eligible |
| DOVE | Mare | BLACK | 3084 | 01/01/1967 | Stud Book | Deceased |
| DOVE COTE BRANDY | Mare | BAY | 43321 | 01/08/1972 | Stud Book | Not Eligible |
| DOVE DE GWAIHIR | Mare | CHESTNUT | C1-160906 | 12/09/1999 | First Cross | Not Eligible |
| DOVE RAY DEE - HSH | Mare | BAY | 119619 | 05/09/1990 | Stud Book | Deceased |
| DOVER CINDY | Mare | PALOMINO | 21616 | Stud Book | Deceased | |
| DOVER SURREY | Mare | GREY | 21615 | Stud Book | Deceased | |
| DOWDLE GYPSY LEE | Mare | BAY | 7586 | Stud Book | Deceased | |
| DOWKARTOO | Gelding | BAY | 70074 | 13/10/1980 | Stud Book | Not Eligible |
| DOWLCO ALI CAT - HSH | Mare | BAY | 257281 | 14/08/2016 | Stud Book | Eligible |
| DOWN TIME | Gelding | CHESTNUT | 198884 | 20/11/2010 | Stud Book | Not Eligible |
| DOWNBEAT | Mare | BROWN | 19337 | 01/04/1968 | Stud Book | Deceased |
| DOWNFALL BLOSSOM | Mare | BROWN | 1314 | Stud Book | Deceased | |
| DOWNLANDS ALADDINS JEWEL | Mare | BROWN/BLACK | C1-183854 | 01/11/1997 | First Cross | Not Eligible |
| DOWNLANDS COALTRANE | Gelding | BLACK | 140354 | 22/12/1998 | Stud Book | Not Eligible |
| DOWNLANDS HEARTWOOD - HSH | Gelding | BROWN | 143416 | 01/12/2003 | Stud Book | Not Eligible |
| DOWNLANDS SOMETHING SPECIAL | Mare | BLACK | C1-138348 | 24/09/1996 | First Cross | Not Eligible |
| DOWNS CASUAL | Mare | BAY/ROAN | R-255754 | 19/09/2015 | Base Registry | Eligible |
| DOWNS JEZZABEL | Mare | CHESTNUT | R-266388 | 02/11/2011 | Base Registry | Not Eligible |
| DOWNS KATE | Mare | BAY/BROWN | C2-258211 | 01/10/2018 | Second Cross | Deceased |
| DOWNS LITTLE STAR | Mare | BAY | C1-258210 | 13/12/2017 | First Cross | Eligible |
| DOWNS REIGNMAN | Gelding | CHESTNUT | C1-267954 | 21/11/2021 | First Cross | Not Eligible |