| Namn | Licens | Födelseår | Far | Mor | Morfar |
|---|---|---|---|---|---|
| William | 973768 | 1990 | Martini | Vinjette | Duell |
| William | 954236 | 1990 | Napoleon | Eja | Elektron |
| William | 969596 | 1990 | Warrigall | Vinjette | Phaeton |
| William | 4434 | 1980 | Illum | Wilma | Oberon |
| William | 19151 | 1978 | Vleuten | Mon Chou | Slabang |
| William | 221275 | 1997 | |||
| William | 257443 | 2005 | Rooar | Backuddens Winsome Haze | Dale Haze |
| William | 235226 | 1996 | |||
| William | 212383 | 1996 | Moondancer | Wanja | |
| William | 221479 | 1990 | |||
| William Brizard | 12373 | 1984 | Roi Solei | Greystreak | |
| William Cody | 8515 | 1974 | Emalj | Corona | Cosmos |
| William ox | 234741 | 2000 | Lill Sham ox | Walizka ox | Etman ox |
| Williams | 245726 | 2003 | Mermus R | Sicco | Lincoln |
| William Shakespeare | 972288 | 1991 | Amiral | Woggie Boggie xx | Caliban |
| William´s Pride | 254085 | 1993 | |||
| Williams Town Wonder | 219219 | 1996 | Monaghanstown Fred | Charlottes Pride | Bloomfield Bobby |
| William Wallace | 255586 | 2005 | Waterford | Walt Melodie | Walt Disney |
| Willibald | 20122 | 1986 | Wittelsbach | Donaulob | Don Carlos |
| Willica | 200230 | 1993 | Willibald | Nadja du Moulin | Atout du Moulin |
| Willie | 4682 | 1974 | Curacao | Ofelia | Carna Dun |
| Willie | 997479 | 1991 | |||
| Willie Garvin | 250216 | 2005 | Santa Cruz VDL | Success | Robin Z |
| Willie R | 244701 | 2003 | Carlo | Thea | Berkhofs Higgledy Piggledy |
| Willies Varda | 943064 | 1986 | Duramus | Varina | Furioso |
| Willie Willie | 968162 | 1989 | Nice Havrais | Fatme | Sparkler |
| Willinessa | 28879 | 1981 | Absatz | Auerfahrt | Aumund |
| Willing and Able NT | 234562 | 2002 | De Niro | Evita | Ampere |
| Willi von Wilczek | 259092 | 1998 | Lando | Widlica | Jarabub xx |
| Willma | 900514 | 1977 | Flamingo | Milady | Promotiviane |