| Name | Sex | Colour | Registration | Foaling Date | Reg Status | Competition Status |
|---|---|---|---|---|---|---|
| HAYDON MOON LADY - HSH | Mare | BAY | 165591 | 18/11/2002 | Stud Book | Eligible |
| HAYDON MOON PATTERN - HSH | Mare | BROWN | 244170 | 06/12/2016 | Stud Book | Eligible |
| HAYDON MOON SHADOW - HSH | Mare | BROWN | 165590 | 15/11/2002 | Stud Book | Eligible |
| HAYDON MOONLIGHT - HSH | Mare | BROWN | F137012 | 09/10/1996 | Foal Recorded | Not Eligible |
| HAYDON MOONSTRUCK - HSH | Mare | BROWN | 153272 | 06/11/1999 | Stud Book | Eligible |
| HAYDON MULGA | Gelding | BAY | 10680 | 01/01/1968 | Stud Book | Deceased |
| HAYDON MUNDARA - HSH | Mare | BROWN | 21587 | 11/09/1973 | Stud Book | Not Eligible |
| HAYDON MUSELINE - HSH | Stallion | BROWN | F111831 | 01/11/1988 | Foal Recorded | Not Eligible |
| HAYDON MUSKETEER - HSH | Gelding | BAY | 120863 | 02/10/1991 | Stud Book | Not Eligible |
| HAYDON MUSKETELLE | Mare | BROWN | 115439 | 12/12/1989 | Stud Book | Deceased |
| HAYDON MUSKETRY - HSH | Stallion | BLACK | 120865 | 16/10/1991 | Stud Book | Deceased |
| HAYDON MYSTIC JEWEL - HSH | Mare | BROWN | C1-259317 | 20/09/2021 | First Cross | Eligible |
| HAYDON MYSTIC LASS - HSH | Mare | BROWN | 53115 | 01/11/1978 | Stud Book | Not Eligible |
| HAYDON MYSTIQUE - HSH | Mare | BROWN | F41237 | 03/11/1985 | Foal Recorded | Deceased |
| HAYDON NEALA - HSH | Mare | BROWN | 6439 | 09/09/1971 | Stud Book | Deceased |
| HAYDON NECKLACE - HSH | Mare | BAY | 34696 | 05/09/1975 | Stud Book | Not Eligible |
| HAYDON NECTAR - HSH | Mare | BROWN | 144302 | 08/11/1998 | Stud Book | Not Eligible |
| HAYDON NELINA - HSH | Mare | BROWN | 100015 | 20/09/1986 | Stud Book | Deceased |
| HAYDON NERO - HSH | Gelding | BROWN | 153276 | 22/11/1999 | Stud Book | Deceased |
| HAYDON NEVADA - HSH | Gelding | BAY | 47332 | 20/10/1975 | Stud Book | Not Eligible |
| HAYDON NEVER DOUBT - IS | Stallion | BROWN | 59512 | 19/09/1974 | Stud Book | Deceased |
| HAYDON NIGHT - HSH | Stallion | BROWN | F191263 | 09/10/2009 | Foal Recorded | Not Eligible |
| HAYDON NIGHT BEAM - HSH | Mare | BROWN | 134011 | 18/10/1995 | Stud Book | Deceased |
| HAYDON NIGHT BREEZE - HSH | Mare | BLACK | 188625 | 16/10/2008 | Stud Book | Eligible |
| HAYDON NIGHT DIVA - HSH | Mare | BAY | 171361 | 04/11/2003 | Stud Book | Eligible |
| HAYDON NIGHT DRAW - HSH | Gelding | BROWN/BLACK | F137021 | 29/09/1996 | Foal Recorded | Not Eligible |
| HAYDON NIGHT GIFT - HSH | Mare | BROWN | 240639 | 08/04/2015 | Stud Book | Eligible |
| HAYDON NIGHT GLOW - HSH | Stallion | BLACK | F123055 | 16/09/1992 | Foal Recorded | Not Eligible |
| HAYDON NIGHT RIDER - HSH | Gelding | BROWN | 233237 | 05/10/2013 | Stud Book | Deceased |
| HAYDON NIGHT ROSE - HSH | Mare | BROWN | 188623 | 29/08/2008 | Stud Book | Eligible |
| HAYDON NIGHT SONG - HSH | Mare | BLACK | 142379 | 28/10/1997 | Stud Book | Not Eligible |
| HAYDON NIGHT STAR - HSH | Mare | BROWN | 125904 | 01/10/1993 | Stud Book | Not Eligible |
| HAYDON NIGHT STREAM - HSH | Stallion | BROWN | 191264 | 14/09/2009 | Stud Book | Eligible |
| HAYDON NIGHT SYMPHONY - HSH | Mare | BROWN | 191259 | 26/09/2009 | Stud Book | Not Eligible |
| HAYDON NIGHT TIME - HSH | Mare | BROWN | 171358 | 08/10/2003 | Stud Book | Eligible |
| HAYDON NIGHTFALL - HSH | Mare | BROWN | 229699 | 06/11/2012 | Stud Book | Eligible |
| HAYDON NIGHTFLY - HSH | Mare | BAY | 233238 | 10/10/2013 | Stud Book | Not Eligible |
| HAYDON NIGHTINGALE - HSH | Mare | BLACK | 129659 | 20/11/1994 | Stud Book | Not Eligible |
| HAYDON NIGHTLIGHT - HSH | Mare | BROWN | 100018 | 09/09/1986 | Stud Book | Deceased |
| HAYDON NIGHTMARCH - HSH | Gelding | BAY | F236785 | 16/10/2014 | Foal Recorded | Not Eligible |
| HAYDON NIGHTSCENE - HSH | Mare | BAY | 240640 | 17/10/2015 | Stud Book | Eligible |
| HAYDON NIGHTSHADE - HSH | Mare | BROWN | 233239 | 10/09/2013 | Stud Book | Eligible |
| HAYDON NIGHTSTEP - HSH | Mare | BAY | 197746 | 05/10/2011 | Stud Book | Not Eligible |
| HAYDON NIGHTWATCH - HSH | Stallion | BROWN/BLACK | 158066 | 18/01/2001 | Stud Book | Deceased |
| HAYDON NITRO - HSH | Gelding | BAY | 197745 | 26/08/2011 | Stud Book | Not Eligible |
| HAYDON NO DOUBT - HSH | Mare | BROWN | 259050 | 20/09/2008 | Stud Book | Eligible |
| HAYDON NOMAD - HSH | Gelding | BAY | F129662 | 30/09/1994 | Foal Recorded | Not Eligible |
| HAYDON NUREYEV - HSH | Gelding | BROWN | 127844 | 30/12/1991 | Stud Book | Not Eligible |
| HAYDON OCHRE | Gelding | PALOMINO | 11679 | 27/01/1971 | Stud Book | Deceased |
| HAYDON ODYSSEY - HSH | Gelding | BLACK | 177160 | 12/09/2004 | Stud Book | Not Eligible |
| HAYDON OLIVIA - HSH | Mare | BROWN | 214077 | 22/10/1982 | Stud Book | Not Eligible |
| HAYDON ONYX - HSH | Mare | BROWN | 59511 | 23/09/1979 | Stud Book | Not Eligible |
| HAYDON OPAL - HSH | Mare | BAY | 102119 | 23/08/1983 | Stud Book | Deceased |
| HAYDON OPAL GLOW - HSH | Mare | BAY | 134013 | 12/11/1995 | Stud Book | Not Eligible |
| HAYDON OPALET - HSH | Mare | BAY | 171360 | 22/10/2003 | Stud Book | Deceased |
| HAYDON OPAQUE - HSH | Stallion | BAY | F115422 | 25/09/1989 | Foal Recorded | Not Eligible |
| HAYDON ORACLE - HSH | Stallion | CHESTNUT | 240641 | 14/09/2015 | Stud Book | Eligible |
| HAYDON ORBIT | Mare | BROWN | 53116 | 30/10/1978 | Stud Book | Not Eligible |
| HAYDON ORBITAL - HSH | Stallion | BROWN | 188627 | 06/11/2008 | Stud Book | Eligible |
| HAYDON ORNAMENT - HSH | Mare | BAY | 240642 | 12/09/2015 | Stud Book | Eligible |
| HAYDON ORYX - HSH | Stallion | BAY | 123054 | 07/09/1992 | Stud Book | Not Eligible |
| HAYDON PAGEANTRY - HSH | Gelding | BROWN | 123058 | 05/11/1992 | Stud Book | Not Eligible |
| HAYDON PALERMO - HSH | Stallion | BROWN | R-258903 | 22/12/2020 | Base Registry | Eligible |
| HAYDON PALOMA | Mare | CHESTNUT | C1-246792 | 12/09/2007 | First Cross | Eligible |
| HAYDON PANDORA - HSH | Mare | BAY | 188624 | 08/09/2008 | Stud Book | Eligible |
| HAYDON PARRA | Mare | BROWN | 11677 | 01/08/1963 | Stud Book | Deceased |
| HAYDON PARTING JEWEL - HSH | Gelding | BROWN | 100012 | 05/12/1985 | Stud Book | Not Eligible |
| HAYDON PASHMINA - HSH | Mare | BROWN | 177158 | 12/11/2004 | Stud Book | Eligible |
| HAYDON PATTY BLUE - HSH | Mare | BROWN | 53105 | 20/09/1976 | Stud Book | Not Eligible |
| HAYDON PATTY BROWN - HSH | Mare | BROWN | 884 | 01/08/1954 | Stud Book | Deceased |
| HAYDON PEARL - HSH | Mare | BROWN | 59510 | 28/09/1979 | Stud Book | Not Eligible |
| HAYDON PEARL ASH - HSH | Mare | CHESTNUT | 212492 | 29/09/1981 | Stud Book | Eligible |
| HAYDON PENDANT - HSH | Mare | BROWN | 52007 | 07/09/1976 | Stud Book | Not Eligible |
| HAYDON PENELOPE - HSH | Mare | BROWN | 139504 | 12/10/1997 | Stud Book | Not Eligible |
| HAYDON PENNY GIFT - HSH | Mare | BAY | 139505 | 09/10/1997 | Stud Book | Deceased |
| HAYDON PENNY JEWEL - HSH | Mare | BROWN | 139509 | 10/11/1997 | Stud Book | Eligible |
| HAYDON PEONY ROSE - HSH | Mare | CHESTNUT | 139507 | 16/10/1997 | Stud Book | Eligible |
| HAYDON PERDITA - HSH | Mare | BROWN | 193729 | 30/10/2002 | Stud Book | Eligible |
| HAYDON PERON | Gelding | BROWN | C2-246803 | 22/10/2013 | Second Cross | Not Eligible |
| HAYDON PESO - HSH | Unknown | BAY | F171363 | 29/09/2003 | Foal Recorded | Not Eligible |
| HAYDON PICTORIAL - HSH | Gelding | BROWN/BLACK | F137020 | 04/09/1996 | Foal Recorded | Deceased |
| HAYDON PIROUETTE - FM HSH | Mare | BLACK | 6438 | 01/08/1962 | Stud Book | Deceased |
| HAYDON PLOVER - HSH | Mare | BAY | 229704 | 30/09/2012 | Stud Book | Eligible |
| HAYDON PLUME | Mare | BROWN | C1-246804 | 25/08/2016 | First Cross | Eligible |
| HAYDON POLKA - HSH | Mare | GREY | C1-258906 | 01/10/2018 | First Cross | Not Eligible |
| HAYDON POSY - HSH | Mare | BROWN | 146458 | 07/12/1998 | Stud Book | Eligible |
| HAYDON PRECIOUS JEWEL - HSH | Mare | BAY | 177162 | 02/08/2004 | Stud Book | Eligible |
| HAYDON PRETTY WOMAN - HSH | Mare | CHESTNUT | 132973 | 15/11/1995 | Stud Book | Not Eligible |
| HAYDON PROSPECTOR - HSH | Gelding | BAY | 129665 | 07/12/1994 | Stud Book | Not Eligible |
| HAYDON PUDDLES - HSH | Stallion | BROWN | F162300 | 01/11/2001 | Foal Recorded | Not Eligible |
| HAYDON QUARTZ - HSH | Mare | BAY | 103793 | 15/08/1982 | Stud Book | Deceased |
| HAYDON QUEBEC - HSH | Stallion | BROWN | F171365 | 23/09/2003 | Foal Recorded | Not Eligible |
| HAYDON QUEEN JEWEL - HSH | Mare | CHESTNUT | 177161 | 03/08/2004 | Stud Book | Eligible |
| HAYDON QUEST - HSH | Gelding | BAY | 177146 | 02/08/2004 | Stud Book | Eligible |
| HAYDON QUESTION - HSH | Gelding | BROWN | 233240 | 02/11/2013 | Stud Book | Eligible |
| HAYDON QUIZ - HSH | Stallion | CHESTNUT | F162303 | 28/01/2002 | Foal Recorded | Deceased |
| HAYDON QUIZZ - HSH | Gelding | BAY | 177144 | 08/09/2004 | Stud Book | Not Eligible |
| HAYDON RACHEL - HSH | Mare | CHESTNUT | 115412 | 06/08/1988 | Stud Book | Deceased |
| HAYDON RADENE - HSH | Mare | BROWN | 53114 | 15/09/1978 | Stud Book | Not Eligible |
| HAYDON RADGLOW - HSH | Gelding | BROWN | 123056 | 20/09/1992 | Stud Book | Deceased |