| Name | Sex | Colour | Registration | Foaling Date | Reg Status | Competition Status |
|---|---|---|---|---|---|---|
| HI FI CLASSIC | Gelding | BAY | 110262 | 30/11/1988 | Stud Book | Not Eligible |
| HI FI CELLO | Mare | CHESTNUT | 173452 | 25/09/2003 | Stud Book | Not Eligible |
| HI FI BOW | Mare | BAY | 75774 | 01/01/1980 | Stud Book | Not Eligible |
| HI FI - HSH | Mare | GREY | 39470 | Stud Book | Deceased | |
| HI FANCY | Mare | BAY | 5206 | 04/01/1970 | Stud Book | Deceased |
| HI DRIFTER | Mare | CHESTNUT | 100516 | 22/10/1986 | Stud Book | Not Eligible |
| HGEQUINE SOPHIA JILL | Mare | BROWN | C1-255671 | 20/09/2014 | First Cross | Eligible |
| HGEQUINE PHOEBE - HSH | Mare | CHESTNUT | C1-249878 | 08/11/1997 | First Cross | Eligible |
| HGEQUINE EZRA | Gelding | BAY | C2-255959 | 06/12/2018 | Second Cross | Eligible |
| HGEQUINE EZEKIEL | Gelding | CHESTNUT | R-261411 | 22/09/2021 | Base Registry | Eligible |
| HGEQUINE EDGE | Gelding | CHESTNUT | R-261409 | 10/11/2021 | Base Registry | Eligible |
| HGEQUINE DURANT | Gelding | CHESTNUT | C1-261410 | 16/10/2021 | First Cross | Not Eligible |
| HEZA TOE TAPPER - HSH | Gelding | CHESTNUT | 169054 | 04/11/2003 | Stud Book | Not Eligible |
| HEZA STAR | Gelding | BAY | 159969 | 24/09/2002 | Stud Book | Eligible |
| HEZA SPINNERS OAK | Stallion | BAY | C2-159259 | 08/10/2002 | Second Cross | Not Eligible |
| HEZA SECRET | Gelding | DUN | F42373 | 03/09/1986 | Foal Recorded | Deceased |
| HEZA POWER STAR - HSH | Gelding | BROWN | 272918 | 05/12/2025 | Stud Book | Eligible |
| HEZA PAL | Stallion | BAY | 38742 | 14/10/1973 | Stud Book | Not Eligible |
| HEZA JAMES | Stallion | CHESTNUT | 71408 | 12/11/1975 | Stud Book | Not Eligible |
| HEZA GAMBLER | Stallion | BAY | 32056 | 05/09/1974 | Stud Book | Not Eligible |
| HEZA FONZE | Gelding | CHESTNUT | 72204 | 20/11/1981 | Stud Book | Not Eligible |
| HEZA COLONEL | Stallion | BAY | 80004 | 01/12/1987 | Stud Book | Not Eligible |
| HEZA CHARMER - HSH | Gelding | BAY | 169735 | 21/10/2004 | Stud Book | Not Eligible |
| HEZA CELEBRATION - HSH | Gelding | BROWN | 188300 | 17/10/2008 | Stud Book | Deceased |
| HEZA BRUCE | Gelding | BAY | 133854 | 07/12/1996 | Stud Book | Eligible |
| HEZA BRONZE | Stallion | BAY | F28051 | 17/10/1980 | Foal Recorded | Not Eligible |
| HEZA BREEZY BAR | Gelding | CHESTNUT | 125372 | 04/10/1992 | Stud Book | Not Eligible |
| HEZA ABBEY | Stallion | CHESTNUT | F26661 | 20/09/1980 | Foal Recorded | Not Eligible |
| HEZ ME DAD | Gelding | BAY/BROWN | 169736 | 15/10/2004 | Stud Book | Not Eligible |
| HEYSON | Stallion | BAY | F17244 | 19/10/1978 | Foal Recorded | Not Eligible |
| HEYSEN PANDORA | Mare | BROWN/BLACK | 197037 | 04/11/2010 | Stud Book | Not Eligible |
| HEYSEN OLIVER - HSH | Gelding | BAY | 175543 | 23/10/2004 | Stud Book | Deceased |
| HEYINGTON HEADS | Gelding | CHESTNUT | 42483 | 22/10/1975 | Stud Book | Deceased |
| HEYINGTON FLAME | Mare | CHESTNUT | C1-150634 | 14/02/1996 | First Cross | Not Eligible |
| HEYDON CILLA BLACK | Mare | GREY | 11039 | Stud Book | Deceased | |
| HEYDAY | Gelding | BAY | 194352 | 17/03/2008 | Stud Book | Not Eligible |
| HEY YOU - HSH | Stallion | CHESTNUT | 45849 | 01/01/1974 | Stud Book | Deceased |
| HEY THERE DELILAH - HSH | Mare | BAY | 241790 | 23/01/2016 | Stud Book | Not Eligible |
| HEY SUNSHINE | Gelding | BAY/BROWN | C1-160020 | 05/12/2002 | First Cross | Not Eligible |
| HEY NELL | Mare | CHESTNUT | B2-193132 | 20/08/1998 | Breeding Purposes Only - Second Cross | Deceased |
| HEY LISTEN | Stallion | BLACK | 16663 | 17/11/1970 | Stud Book | Deceased |
| HEY JUNE | Mare | BAY | 240363 | 10/10/2002 | Stud Book | Not Eligible |
| HEY JUDE | Mare | BAY | 80277 | 01/08/1986 | Stud Book | Not Eligible |
| HEWITTS TIFFANY - HSH | Mare | GREY | 242240 | 01/12/2006 | Stud Book | Not Eligible |
| HEWITTS SLIM SHADEY | Gelding | BLACK | 244054 | 25/11/2014 | Stud Book | Not Eligible |
| HEWITTS PUFF DADDY | Gelding | CHESTNUT | C1-242345 | 30/12/2013 | First Cross | Not Eligible |
| HEWITTS PISTOL ANNIE | Mare | BROWN | C1-242782 | 09/11/2016 | First Cross | Eligible |
| HEWITTS PIANO MAN | Gelding | BROWN | C1-242239 | 01/01/2015 | First Cross | Not Eligible |
| HEWITTS KID ROCK | Gelding | BAY | C1-244797 | 06/10/2015 | First Cross | Not Eligible |
| HEWITTS BUCK CHERRY | Gelding | CHESTNUT/ROAN | C1-244798 | 14/11/2016 | First Cross | Not Eligible |
| HEWITTS BLING | Mare | BAY/ROAN | C1-242781 | 10/11/2016 | First Cross | Eligible |
| HEWETTS MISS RANGOON | Mare | BROWN | 4220 | Stud Book | Deceased | |
| HEWETTS MAYGER | Mare | BROWN | 14268 | 28/11/1970 | Stud Book | Deceased |
| HEWETTS MAY FELT | Mare | BROWN | 14266 | 15/10/1966 | Stud Book | Deceased |
| HEWETTS MAVIDA ARROW | Stallion | BAY | 14265 | 03/09/1970 | Stud Book | Deceased |
| HEWETTS LOCHIE GAY | Mare | BAY | 4222 | Stud Book | Deceased | |
| HEWETTS LASS | Mare | GREY | 14267 | 27/12/1971 | Stud Book | Deceased |
| HEWETTS LADY BIRD | Mare | CHESTNUT | 4219 | Stud Book | Deceased | |
| HEWETTS JAY | Stallion | CHESTNUT | F8623 | 08/10/1976 | Foal Recorded | Not Eligible |
| HEWETTS EVEN VISTA | Mare | BROWN | 4221 | 12/11/1966 | Stud Book | Deceased |
| HEWETTS CHARLIE BROWN | Gelding | BAY | 11090 | Stud Book | Deceased | |
| HEWETTS ARROW LAD | Stallion | BAY | F8622 | 15/10/1976 | Foal Recorded | Not Eligible |
| HEWEHS EV | Mare | CHESTNUT | F8624 | 27/08/1976 | Foal Recorded | Not Eligible |
| HEULONG PEPPER | Mare | BAY | 56047 | Stud Book | Not Eligible | |
| HETHERINGTONS VELVET | Mare | GREY | 7029 | Stud Book | Deceased | |
| HETHERINGTONS VANITY | Mare | BROWN | 7032 | Stud Book | Deceased | |
| HETHERINGTONS SIAM | Gelding | BLACK | 24905 | 01/01/1973 | Stud Book | Not Eligible |
| HETHERINGTONS MERRYLYN | Mare | BROWN | 7031 | Stud Book | Deceased | |
| HETHERINGTONS LUCKY | Mare | BROWN | 146590 | 16/01/1996 | Stud Book | Not Eligible |
| HETHERINGTONS LITTLE ANNA | Mare | BLACK | F9566 | 13/09/1976 | Foal Recorded | Not Eligible |
| HETHERINGTONS ANNA | Mare | CHESTNUT | 7030 | Stud Book | Deceased | |
| HESTER | Mare | GREY | 30191 | 01/01/1966 | Stud Book | Deceased |
| HESTELL | Mare | TAFFY | 33280 | 01/01/1970 | Stud Book | Deceased |
| HEST | Mare | BROWN | 33281 | 01/01/1970 | Stud Book | Deceased |
| HESSELBROOK BOSKER | Mare | BAY | 5638 | Stud Book | Deceased | |
| HESSELBROOK BONNIE | Mare | BAY | 5639 | Stud Book | Deceased | |
| HESA DOC STRAW | Stallion | CHESTNUT | 162735 | 15/08/2001 | Stud Book | Deceased |
| HESA DARWIN | Gelding | BAY | 115563 | 24/08/1990 | Stud Book | Eligible |
| HESA BIG WHEEL | Stallion | CHESTNUT | 151064 | 25/11/2000 | Stud Book | Not Eligible |
| HES JAKE | Gelding | BAY | 11636 | Stud Book | Deceased | |
| HES A FELLA | Gelding | BROWN | 66521 | 20/09/1981 | Stud Book | Not Eligible |
| HERRODS TRUE GRITT | Gelding | BAY | C1-267477 | 28/11/2023 | First Cross | Eligible |
| HERRODS SUNSHINE | Mare | BAY | C1-188427 | 03/12/2006 | First Cross | Eligible |
| HERRODS SUNLIGHT | Mare | BAY | C1-188428 | 14/11/2003 | First Cross | Deceased |
| HERRODS ROSAY | Mare | CHESTNUT | C1-267478 | 21/12/2023 | First Cross | Eligible |
| HERRODS QUICKSAND | Gelding | CHESTNUT | C1-267476 | 09/11/2023 | First Cross | Eligible |
| HERRODS HARD ACTION | Gelding | CHESTNUT | C1-267479 | 17/11/2021 | First Cross | Not Eligible |
| HERRODS FIFTY SHADES | Mare | BAY | C2-236319 | 07/11/2011 | Second Cross | Eligible |
| HERRODS FEDERER | Gelding | BAY | C2-244320 | 07/10/2013 | Second Cross | Eligible |
| HERRODS DOLLY | Mare | BAY | 32140 | 12/11/1969 | Stud Book | Deceased |
| HERRODS BOULET | Gelding | BAY | 244319 | 27/02/2012 | Stud Book | Not Eligible |
| HERRODS BONFIRE - HSH | Gelding | CHESTNUT | 199018 | 02/12/2008 | Stud Book | Eligible |
| HEROS TUNE | Gelding | CHESTNUT | 75336 | 22/11/1976 | Stud Book | Not Eligible |
| HEROS STAR GIRL | Mare | CHESTNUT | F19848 | 11/10/1979 | Foal Recorded | Not Eligible |
| HERONHILL TARA | Mare | PALOMINO | C1-141647 | 27/10/1995 | First Cross | Not Eligible |
| HERONDALE SOX | Mare | BAY | 2663 | Stud Book | Deceased | |
| HERONDALE LASS | Mare | BROWN | 2665 | 01/08/1970 | Stud Book | Deceased |
| HERONDALE LADYBIRD | Mare | BAY | 2664 | 01/08/1956 | Stud Book | Deceased |
| HERONDALE CIRCUS | Gelding | BAY | 10625 | 01/01/1969 | Stud Book | Deceased |
| HEROIC TRIBUNE - HSH | Gelding | BAY | 196201 | 26/10/2010 | Stud Book | Deceased |