| Namn | Licens | Födelseår | Far | Mor | Morfar |
|---|---|---|---|---|---|
| O´boy P. | 223566 | 1999 | P. Garonne Marco | KaroLina | Kaliber |
| O Boyz | 213396 | 1996 | Zephyr | Piruette | Pontus |
| Obrecht | 219148 | 1996 | Conto | Klegonda | Enricox |
| OBrian | 202514 | 1995 | Bernstein | Olivia | Indus |
| OBrian | 9820 | 1982 | |||
| O Brion | 22773 | 1980 | |||
| Observatör | 11944 | 1977 | Jovial | Pompette | Pompe |
| Obsession | 236127 | 2001 | As de Thurin 845 | Chanell | Shogun 758 |
| Obsession | 223608 | 2000 | Landlord | Rödhufvan xx | Gun Packer xx |
| Obsession | 216674 | 1996 | Opius | Pauline | Ult |
| Obsession | 256102 | 2006 | Onassis | Lucy R | Lancer III |
| Obsession | 942390 | 1986 | Lane Court | Salted Pickles | Triumph |
| Obsession | 971577 | 1992 | Beach Boy | Bonita | Furidant |
| Obygdens Olle | 226390 | 1998 | Lindeman | Cora Lee xx | Royal Conductor xx |
| Ocarno | 246615 | 2003 | Olivier HB ll | Cassy | Cassini |
| O Carol | 18932 | 1982 | |||
| Occarina | 25478 | 1975 | Darfas | Oketta | Orlando |
| Occarina | 986569 | 1990 | Collin | Lyra | Legend |
| Occasion | 35552 | 1981 | Oldenburg | ||
| Occasion | 963301 | 1990 | Uplands Bronze | Cederlunds Deborah | Horshaga Hillman |
| Occasion C | 224506 | 1996 | Jackson | Diolita | Nurzeus |
| Occi O | 74458 | 1974 | Jasper | Esuria | Cobalt |
| Occra | 242891 | 2002 | Panasso | O'Hara | Orust |
| Occra MB | 233600 | 2000 | Lasandos | Ofelia | Maximus |
| Occtavus | 14954 | 1982 | Callaghan | Occarina | Chick |
| Occupied | 43864 | 1978 | Illum | Palett | Polarstern |
| Oceana Cosma | 241147 | 1999 | Chagallo | Anny | Athlet Z |
| Ocean Hill Activa | 234229 | 2001 | Miclas Activ | Chalina | Manesco xx |
| Oceanhill La Roche | 247830 | 2005 | Leuthen I | Roulette van Groenesteijn ET | Clinton |
| Oceanic | 20410 | 1985 | Tibur | Undine | Money Maker |