| Name | Sex | Colour | Registration | Foaling Date | Reg Status | Competition Status |
|---|---|---|---|---|---|---|
| LIZARD | Mare | BLACK | 76213 | 01/01/1976 | Stud Book | Not Eligible |
| LIZBROOKE ISABELLA - HSH | Mare | BAY | 228656 | 24/11/2011 | Stud Book | Not Eligible |
| LIZBROOKE JAZMAN | Mare | BAY | B2-196344 | 10/09/1992 | Breeding Purposes Only - Second Cross | Not Eligible |
| LIZBROOKE MAXIMUS - HSH | Gelding | CHESTNUT | 154075 | 19/08/2000 | Stud Book | Not Eligible |
| LIZBROOKE MISCHIEF - HSH | Mare | CHESTNUT | 142920 | 15/10/1997 | Stud Book | Deceased |
| LIZWOOD PARK KASHMIR | Stallion | BAY | 104108 | 13/11/1988 | Stud Book | Not Eligible |
| LIZZANNE | Mare | BROWN | 22080 | 24/08/1972 | Stud Book | Not Eligible |
| LIZZIE JEAN | Mare | BAY | C1-195877 | 26/09/2009 | First Cross | Not Eligible |
| LIZZIE LUCUS | Mare | CHESTNUT | 52559 | Stud Book | Not Eligible | |
| LIZZY | Mare | BROWN | 41934 | 01/01/1970 | Stud Book | Deceased |
| LIZZYS CHARM | Mare | BAY | 106754 | 26/10/1986 | Stud Book | Not Eligible |
| LIZZYS GOT STYLE | Mare | CHESTNUT | C1-248696 | 31/12/2014 | First Cross | Not Eligible |
| LJ CEE | Mare | BAY | 30435 | 01/01/1969 | Stud Book | Deceased |
| LLAN FAIR DELTA DAWN | Mare | CHESTNUT | 32741 | 18/09/1974 | Stud Book | Not Eligible |
| LLANARTH APRIL | Mare | GREY | 20352 | Stud Book | Deceased | |
| LLANARTH BALLERINA | Mare | CHESTNUT | 32171 | 10/10/1974 | Stud Book | Not Eligible |
| LLANARTH BEST BOLD SHADOW | Mare | BAY | 50520 | 01/10/1976 | Stud Book | Not Eligible |
| LLANARTH BLACK JAFFAR | Mare | BLACK | 50524 | 10/10/1976 | Stud Book | Not Eligible |
| LLANARTH BLONDIE | Mare | CHESTNUT | 20353 | Stud Book | Deceased | |
| LLANARTH CAT BALOO | Mare | BROWN | 21089 | Stud Book | Deceased | |
| LLANARTH CRITON | Mare | BROWN | 50526 | Stud Book | Not Eligible | |
| LLANARTH DREAM ANGEL | Mare | BAY | 32172 | 10/10/1975 | Stud Book | Deceased |
| LLANARTH GALLANT BESS | Mare | BROWN | 50521 | 01/10/1976 | Stud Book | Not Eligible |
| LLANARTH GOOSBERRY PIE | Mare | BAY | 50523 | 06/07/1977 | Stud Book | Not Eligible |
| LLANARTH LADY GLENGORA | Mare | CHESTNUT | 50525 | Stud Book | Not Eligible | |
| LLANARTH LUCKY LEPRECHAUN | Mare | BROWN | 20037 | 02/03/1972 | Stud Book | Deceased |
| LLANARTH MIXED BLESSING | Mare | BAY | 50519 | 01/10/1976 | Stud Book | Not Eligible |
| LLANARTH PRICE IN DOLLARS | Mare | BAY | 32173 | 01/02/1975 | Stud Book | Not Eligible |
| LLANARTH PRINCEWOOD LASS | Mare | BAY | 20036 | 06/06/1968 | Stud Book | Deceased |
| LLANARTH SALT WATER | Mare | BROWN | 50527 | 06/06/1972 | Stud Book | Deceased |
| LLANARTH SANDFLY | Mare | BAY | 50522 | 10/10/1976 | Stud Book | Not Eligible |
| LLANARTH STEEL BRUSH | Mare | GREY | 20038 | 01/01/1973 | Stud Book | Not Eligible |
| LLANARTH SUZIE | Mare | GREY | 17108 | Stud Book | Deceased | |
| LLANARTH WOODEN HART | Mare | BROWN | 50528 | 26/09/1975 | Stud Book | Not Eligible |
| LLANARTHS ITSY BITSIE | Mare | BAY | 6668 | Stud Book | Deceased | |
| LLANARTHS MILKSHAKE | Mare | BROWN | 6665 | Stud Book | Deceased | |
| LLANARTHS SAUNDERELLA | Mare | BROWN | 6666 | Stud Book | Deceased | |
| LLANARTHS STRAWBERRY BLOND | Mare | ROAN | 6669 | Stud Book | Deceased | |
| LLANARTHS TANAYER | Mare | BAY | 6667 | 01/09/1965 | Stud Book | Deceased |
| LLANBROOK IADA | Mare | BROWN | 112258 | 31/10/1989 | Stud Book | Not Eligible |
| LLANBROOK MONKSIE | Mare | CHESTNUT | 106403 | 15/10/1983 | Stud Book | Not Eligible |
| LLANBROOKS IDA | Mare | BROWN | 42669 | 13/11/1973 | Stud Book | Deceased |
| LLANDER TUDOR | Mare | BAY | 29312 | 15/10/1973 | Stud Book | Not Eligible |
| LLANDYSSAL TALISMAN - HSH | Gelding | BAY | 156917 | 02/11/2000 | Stud Book | Not Eligible |
| LLANFAIR ABIGAIL - HSH | Mare | BAY | 7253 | 01/08/1966 | Stud Book | Deceased |
| LLANFAIR ANASTASIA | Mare | BAY | 18167 | Stud Book | Deceased | |
| LLANFAIR AVON | Mare | CHESTNUT | 32740 | 01/01/1973 | Stud Book | Not Eligible |
| LLANFAIR BELLE | Mare | BROWN | 32731 | 01/01/1966 | Stud Book | Deceased |
| LLANFAIR BLACK BESS | Mare | BLACK | 32733 | 01/01/1970 | Stud Book | Deceased |
| LLANFAIR CALDERVALE | Mare | CHESTNUT | 32732 | 01/01/1970 | Stud Book | Deceased |
| LLANFAIR GIDDY AUNTIE | Mare | CHESTNUT | F22790 | 21/12/1979 | Foal Recorded | Not Eligible |
| LLANFAIR GILLIAN | Mare | CHESTNUT | 32737 | 01/01/1972 | Stud Book | Deceased |
| LLANFAIR GLASSHEAD | Mare | CHESTNUT | 75484 | 08/10/1978 | Stud Book | Not Eligible |
| LLANFAIR GOOD TIMES | Mare | BAY | 32735 | 01/01/1971 | Stud Book | Deceased |
| LLANFAIR HEADINGLY | Mare | BAY | 32729 | 01/01/1971 | Stud Book | Deceased |
| LLANFAIR HEDDY | Mare | BAY | 32734 | 01/01/1971 | Stud Book | Deceased |
| LLANFAIR LUATH | Gelding | GREY | 61689 | 09/11/1976 | Stud Book | Not Eligible |
| LLANFAIR MAD MINNIE | Mare | BROWN | 32739 | 01/01/1973 | Stud Book | Not Eligible |
| LLANFAIR PERRYMEN | Mare | CHESTNUT | 32738 | 01/08/1972 | Stud Book | Not Eligible |
| LLANFAIR RAINY DAY | Mare | GREY | 32730 | Stud Book | Not Eligible | |
| LLANFAIR SWEET NOVEMBER | Mare | BAY | 50541 | 21/11/1975 | Stud Book | Not Eligible |
| LLANFAIR TAG | Mare | BAY | 32736 | 01/01/1972 | Stud Book | Deceased |
| LLANFAIR TIJANA | Mare | BAY | 32743 | 01/01/1972 | Stud Book | Deceased |
| LLANFAIR ZILLA | Mare | CHESTNUT | 32742 | 01/01/1973 | Stud Book | Not Eligible |
| LLANGILLO MONA | Mare | CHESTNUT | 18174 | 21/10/1970 | Stud Book | Deceased |
| LLANGOLLAN BERYL | Mare | BAY | 7706 | Stud Book | Deceased | |
| LLANGOLLAN CAROUSEL | Mare | CHESTNUT | 7705 | Stud Book | Deceased | |
| LLANGOLLAN REBOUND | Stallion | BAY | 38517 | 09/12/1973 | Stud Book | Not Eligible |
| LLANGOLLEN BO KAY | Mare | BAY | C1-147698 | 08/11/1986 | First Cross | Deceased |
| LLANGOLLEN BUBBLES | Mare | BAY | C2-185570 | 12/08/2005 | Second Cross | Deceased |
| LLANGOLLEN CLEO | Mare | BAY/BROWN | C2-178899 | 29/10/2003 | Second Cross | Deceased |
| LLANGOLLEN ECLIPSE | Mare | BROWN | 185958 | 29/08/2007 | Stud Book | Eligible |
| LLANGOLLEN GRACE | Mare | BROWN | 185571 | 06/11/2000 | Stud Book | Eligible |
| LLANGOLLEN IMAGE | Mare | BAY | C2-185959 | 10/10/2006 | Second Cross | Deceased |
| LLANGOLLEN POSSOM | Mare | BAY | C1-160637 | 25/10/1994 | First Cross | Deceased |
| LLANGOLLEN SCRUBBER | Gelding | BROWN | 185957 | 12/08/2004 | Stud Book | Deceased |
| LLANILLO CILLA | Mare | BROWN | F39472 | 03/12/1984 | Foal Recorded | Not Eligible |
| LLANILLO CZAR | Stallion | BAY | F35578 | 14/11/1982 | Foal Recorded | Not Eligible |
| LLANILLO FIONA | Mare | CHESTNUT | F31554 | 12/09/1981 | Foal Recorded | Not Eligible |
| LLANILLO GOLDEN JASMINE | Mare | CHESTNUT | F38581 | 28/10/1983 | Foal Recorded | Not Eligible |
| LLANILLO MARKSMAN | Stallion | CHESTNUT | F35577 | 01/10/1982 | Foal Recorded | Not Eligible |
| LLANILLO NIKALAI | Stallion | PALOMINO | F31555 | 09/09/1981 | Foal Recorded | Not Eligible |
| LLANRHEIDOL ELVIS | Stallion | GREY | 43791 | 01/01/1972 | Stud Book | Deceased |
| LLANRHEIDOL LIL | Mare | CHESTNUT | 47739 | 01/08/1974 | Stud Book | Not Eligible |
| LLEROGS ANGIE | Mare | BROWN | 27534 | Stud Book | Not Eligible | |
| LLERROGS BEV | Mare | BAY | 37264 | 12/12/1975 | Stud Book | Not Eligible |
| LLERROGS BLUE | Mare | GREY | 21790 | Stud Book | Deceased | |
| LLERROGS CANDY - HSH | Mare | BAY | 21786 | 10/10/1964 | Stud Book | Deceased |
| LLERROGS CASSILIS | Mare | GREY | 31348 | Stud Book | Not Eligible | |
| LLERROGS CLEO | Mare | BROWN | 40648 | 01/01/1966 | Stud Book | Deceased |
| LLERROGS FLEE BITTEN | Mare | GREY | 40646 | Stud Book | Not Eligible | |
| LLERROGS GALLANT PRIDE | Mare | BAY | 37262 | 30/10/1975 | Stud Book | Not Eligible |
| LLERROGS JANE | Mare | BAY | 30645 | 01/01/1972 | Stud Book | Deceased |
| LLERROGS JANES GAL | Mare | BAY | 37263 | 10/10/1975 | Stud Book | Not Eligible |
| LLERROGS KATE | Mare | BROWN | 40821 | Stud Book | Not Eligible | |
| LLERROGS MISS NEWSTED | Mare | CHESTNUT | 31349 | 01/01/1969 | Stud Book | Deceased |
| LLERROGS NESICH | Mare | BAY | 31350 | 01/01/1967 | Stud Book | Deceased |
| LLERROGS PEACE | Mare | BAY | 40647 | 01/08/1973 | Stud Book | Not Eligible |
| LLERROGS PRINCESS | Mare | CHESTNUT | 30648 | 01/01/1969 | Stud Book | Deceased |
| LLERROGS PRINCESS SHAR | Mare | GREY | 37265 | 10/11/1975 | Stud Book | Not Eligible |