| Name | Sex | Colour | Registration | Foaling Date | Reg Status | Competition Status |
|---|---|---|---|---|---|---|
| JOSHUA - FS HSH | Stallion | GREY | 233 | 16/10/1957 | Stud Book | Deceased |
| JOSHUA ADAM | Gelding | CHESTNUT | C1-232187 | 28/11/2009 | First Cross | Not Eligible |
| JOSHUA JOHN - HSH | Stallion | BROWN | SM-250138 | 04/08/1989 | Special Merit - Stud Book | Eligible |
| JOSIAH - HSH | Gelding | CHESTNUT/GREY | 148568 | 06/08/2000 | Stud Book | Deceased |
| JOSIE | Mare | BROWN | 12141 | Stud Book | Deceased | |
| JOSIE LEW | Mare | BAY | 53379 | Stud Book | Not Eligible | |
| JOSIE S | Mare | BAY | 25650 | 26/12/1967 | Stud Book | Deceased |
| JOSIE WALES | Mare | CHESTNUT | 124446 | 23/03/1993 | Stud Book | Not Eligible |
| JOSLER - HSH | Mare | BLACK | 18421 | 22/10/1971 | Stud Book | Deceased |
| JOSTON PARK DOMINIQUE | Mare | BAY | 151067 | 23/11/1997 | Stud Book | Not Eligible |
| JOTANI JAMIE | Mare | GREY | 41232 | 10/10/1975 | Stud Book | Deceased |
| JOTANI SHANI | Mare | PIED | 41233 | 27/08/1967 | Stud Book | Deceased |
| JOTOMAK | Stallion | BROWN | 32349 | 01/01/1971 | Stud Book | Deceased |
| JOUNAMA | Mare | CHESTNUT | 2146 | Stud Book | Deceased | |
| JOUNAMA BRONSON | Gelding | BAY | C1-268777 | 10/09/2022 | First Cross | Eligible |
| JOUNAMA CRAFTSMAN - HSH | Gelding | BROWN/BLACK | 256776 | 14/10/2016 | Stud Book | Eligible |
| JOUNAMA DUKES OF HAZZARD | Gelding | BAY | C1-266713 | 02/11/2019 | First Cross | Eligible |
| JOUNAMA EASTWOOD - HSH | Gelding | BROWN/BLACK | 268703 | 14/09/2023 | Stud Book | Eligible |
| JOUNAMA ELWOOD - HSH | Gelding | BROWN/BLACK | 268471 | 27/09/2022 | Stud Book | Eligible |
| JOUNAMA JULIET - HSH | Mare | BROWN/BLACK | 268704 | 02/08/2023 | Stud Book | Eligible |
| JOUNAMA KING OF HEARTS - HSH | Gelding | BROWN/BLACK | 266712 | 27/10/2020 | Stud Book | Eligible |
| JOUNAMA MAVERICK - HSH | Gelding | CHESTNUT | 256775 | 30/09/2017 | Stud Book | Eligible |
| JOUNAMA POWERHOUSE - HSH | Gelding | BROWN | 266161 | 28/08/2021 | Stud Book | Eligible |
| JOUNAMA WITCHCRAFT | Mare | BLACK | C1-268469 | 11/11/2014 | First Cross | Eligible |
| JOVELL GLANCE | Mare | BAY | 54586 | 12/10/1974 | Stud Book | Not Eligible |
| JOVIAL LAD | Stallion | PALOMINO | 50689 | 28/12/1975 | Stud Book | Not Eligible |
| JOVIAL PRINCESS | Mare | BROWN | 6006 | Stud Book | Deceased | |
| JOVIAL SONG | Mare | BAY | 3371 | Stud Book | Deceased | |
| JOVINUS | Mare | BROWN/BLACK | 106563 | 06/03/1989 | Stud Book | Not Eligible |
| JOVITA | Mare | CHESTNUT | 16030 | Stud Book | Deceased | |
| JOWITTA SHOT SILK | Mare | CHESTNUT/PIED | F29410 | 29/08/1981 | Foal Recorded | Not Eligible |
| JOY | Mare | BAY | 29888 | 20/08/1972 | Stud Book | Not Eligible |
| JOY BELLS | Mare | CHESTNUT | 2045 | 01/08/1964 | Stud Book | Deceased |
| JOY BRIDGE | Mare | GREY | 7352 | Stud Book | Deceased | |
| JOY STYLE | Mare | BAY | 58468 | Stud Book | Not Eligible | |
| JOYCES GERT | Mare | CHESTNUT | 66267 | 08/09/1979 | Stud Book | Not Eligible |
| JOYCES JIM | Gelding | BAY | 61949 | 04/10/1975 | Stud Book | Not Eligible |
| JOYDEE | Mare | BROWN | 7497 | Stud Book | Deceased | |
| JOYFUL | Mare | BAY | 1431 | 01/01/1966 | Stud Book | Deceased |
| JOYFUL DANCER - HSH | Mare | CHESTNUT | 234910 | 22/10/2014 | Stud Book | Not Eligible |
| JOYFUL JANE | Mare | BROWN | 31656 | 26/10/1966 | Stud Book | Deceased |
| JOYFUL LADY | Mare | BROWN | F28073 | 10/10/1980 | Foal Recorded | Not Eligible |
| JOYFUL PLAN | Mare | BAY | 74099 | 01/01/1979 | Stud Book | Not Eligible |
| JOYLANDER | Stallion | BROWN | 6534 | 01/01/1968 | Stud Book | Deceased |
| JOYROD TOPPER | Gelding | CHESTNUT | 62549 | 01/01/1976 | Stud Book | Not Eligible |
| JOYS ECHO - HSH | Mare | BLACK | 143077 | 02/10/1997 | Stud Book | Deceased |
| JOYS FLEUR - HSH | Mare | BAY | 134706 | 24/12/1994 | Stud Book | Not Eligible |
| JOYS FLIGHT | Mare | BLACK | 23937 | Stud Book | Not Eligible | |
| JOYS GIFT | Mare | CHESTNUT | 28320 | Stud Book | Not Eligible | |
| JOYS HELEN | Mare | CHESTNUT | 1641 | 15/10/1960 | Stud Book | Deceased |
| JOYS REALM | Mare | BLACK | 14166 | 26/10/1966 | Stud Book | Deceased |
| JOYS WENDY | Mare | BROWN | BP-78396 | 02/09/1993 | Breeding Purposes Only - Stud Book | Deceased |
| JOYZELLE | Mare | BAY | F14195 | 25/08/1978 | Foal Recorded | Not Eligible |
| JR - HSH | Gelding | CHESTNUT | 103310 | 02/08/1980 | Stud Book | Deceased |
| JR CATTLE HAND - HSH | Stallion | BAY | 155087 | 15/08/1998 | Stud Book | Deceased |
| JR CATTLE PACK - HSH | Stallion | CHESTNUT | 148722 | 25/09/1999 | Stud Book | Eligible |
| JR FLASHBACK - HSH | Gelding | CHESTNUT | 155083 | 25/10/2000 | Stud Book | Eligible |
| JR KINGS JEWELS - HSH | Mare | BAY | 155088 | 30/08/1998 | Stud Book | Not Eligible |
| JR OZZIE MYSTIC - HSH | Mare | BLACK/GREY | 144956 | 13/12/1998 | Stud Book | Eligible |
| JTO | Gelding | BROWN | 104423 | 06/02/1989 | Stud Book | Not Eligible |
| JU JU - HSH | Mare | TAFFY | 5712 | Stud Book | Deceased | |
| JU NEVAN MISS AMBER | Mare | CHESTNUT | 53464 | 23/10/1975 | Stud Book | Not Eligible |
| JUANAMA | Mare | CHESTNUT | 40596 | 01/08/1973 | Stud Book | Deceased |
| JUANDAH BLACK JACK - HSH | Gelding | BLACK | 233480 | 06/09/1998 | Stud Book | Not Eligible |
| JUANDAH LAVERNE - HSH | Mare | BAY | 150370 | 10/10/1998 | Stud Book | Deceased |
| JUANDAH REFLECTOR - HSH | Stallion | BLACK | 176561 | 31/10/2002 | Stud Book | Eligible |
| JUANDAH SPRINKLE - HSH | Mare | BLACK | 265572 | 22/10/2009 | Stud Book | Eligible |
| JUANIQUE | Mare | GREY | 41477 | 22/10/1975 | Stud Book | Deceased |
| JUANISA | Mare | GREY | 19704 | 10/10/1969 | Stud Book | Deceased |
| JUANITA | Mare | CHESTNUT | 46173 | 18/11/1976 | Stud Book | Not Eligible |
| JUANITA BAR B | Mare | BAY | 45659 | 01/01/1976 | Stud Book | Not Eligible |
| JUANITA SENORA | Mare | BAY | 28232 | Stud Book | Not Eligible | |
| JUANITTA - HSH | Mare | BROWN | 1500 | 01/08/1960 | Stud Book | Deceased |
| JUBANE BELLE | Mare | BROWN/BUCKSKIN | C2-261330 | 16/12/2021 | Second Cross | Not Eligible |
| JUBANE CHEETAH | Mare | BLACK/DUN | C2-178777 | 14/11/2006 | Second Cross | Not Eligible |
| JUBANE NAKEETA | Mare | BAY/DUN | C2-191240 | 27/11/2009 | Second Cross | Not Eligible |
| JUBANE RUBY | Mare | BAY | C1-193425 | 01/02/2006 | First Cross | Not Eligible |
| JUBANE SWAGGER | Gelding | BLACK/BUCKSKIN | C2-245550 | 14/01/2016 | Second Cross | Not Eligible |
| JUBANE ZACK - HSH | Gelding | BROWN/BLACK | 171900 | 05/11/2004 | Stud Book | Not Eligible |
| JUBAYL - HSH | Mare | CHESTNUT | 2108 | 07/09/1967 | Stud Book | Deceased |
| JUBE JUBE - HSH | Mare | BAY | 364 | Stud Book | Deceased | |
| JUBEL DUCHESS | Mare | BROWN | 117142 | 11/11/1990 | Stud Book | Not Eligible |
| JUBEL JAKE | Gelding | BAY | 138573 | 28/11/1997 | Stud Book | Not Eligible |
| JUBEL PLUM ROSE | Mare | BROWN | 76894 | 15/01/1978 | Stud Book | Deceased |
| JUBEL REGENCE | Mare | BROWN | 121317 | 30/01/1992 | Stud Book | Deceased |
| JUBEL TIFFANY | Mare | BAY | 76893 | 25/10/1984 | Stud Book | Not Eligible |
| JUBILEE | Mare | CHESTNUT | 74997 | 20/01/1978 | Stud Book | Deceased |
| JUBILEE GEISHA GIRL | Mare | BAY | C1-181866 | 03/09/2000 | First Cross | Eligible |
| JUBILEE JACKSON | Stallion | BROWN | F19154 | 06/02/1979 | Foal Recorded | Not Eligible |
| JUBILEE JAN | Mare | BAY | F39213 | 24/10/1984 | Foal Recorded | Deceased |
| JUBILEE JODETTE | Mare | CHESTNUT | F15513 | 04/11/1978 | Foal Recorded | Not Eligible |
| JUBILEE LADY - HSH | Mare | BROWN | 35143 | 10/09/1973 | Stud Book | Not Eligible |
| JUBILEE MATE | Gelding | CHESTNUT | 48616 | Stud Book | Deceased | |
| JUBILEE MIST | Mare | GREY | 46155 | 30/08/1973 | Stud Book | Deceased |
| JUBILEE PARK AUNTY | Mare | CHESTNUT | 19087 | Stud Book | Deceased | |
| JUBILEE PARK BABY | Mare | GREY | 19083 | Stud Book | Deceased | |
| JUBILEE PARK BONNEY | Mare | CHESTNUT | 33021 | 09/10/1974 | Stud Book | Not Eligible |
| JUBILEE PARK BRACELET | Mare | BAY | 33019 | 07/12/1973 | Stud Book | Not Eligible |
| JUBILEE PARK BUNTY | Mare | CHESTNUT | 19085 | Stud Book | Deceased | |
| JUBILEE PARK JEANIE | Mare | CHESTNUT | 19084 | Stud Book | Deceased |