| Ditto (Williamson's Ditto) | （ディトー） | 牡 | 鹿毛 | sire line | family |
| Sir Peter Teazle | Highflyer | Herod | Tartar | Partner |
| Meliora | ||||
| Cypron | Blaze | |||
| Salome | ||||
| Rachel | Blank | Godolphin Arabian | ||
| Amorett | ||||
| Regulus Mare | Regulus | |||
| Soreheels Mare | ||||
| Papillon | Snap | Snip | Flying Childers | |
| Sister To Soreheels | ||||
| Sister One To Slipby | Fox | |||
| Gipsey | ||||
| Miss Cleveland | Regulus | Godolphin Arabian | ||
| Grey Robinson | ||||
| Midge | Son Of Bay Bolton | |||
| Childers Mare | ||||
| Arethusa | Dungannon | Eclipse | Marske | Squirt |
| The Ruby Mare | ||||
| Spilletta | Regulus | |||
| Mother Western | ||||
| Aspasia | Herod | Tartar | ||
| Cypron | ||||
| Doris | Blank | |||
| Helen | ||||
| Prophet Mare | Prophet | Regulus | Godolphin Arabian | |
| Grey Robinson | ||||
| Jenny Spinner | Partner | |||
| Greyhound Mare | ||||
| Virago | Snap | Snip | ||
| Sister One To Slipby | ||||
| Regulus Mare | Regulus | |||
| Crab Mare |
| Born - Died | 1800 - 1821 | ||
| Breeder | Sir Hedworth Williamson |
|
GB |
| Trainer | John Lonsdale |
|
GB |
| Owner | Sir Hedworth Williamson | ||
|
Derby Stakes (GB-T12F) |
| 主な兄弟姉妹 | 性別 | 生年 | 父 | 主な勝ち鞍 |
| Walton | 牡 | 1799 | Sir Peter Teazle | Stallion |
| Pan | 牡 | 1805 | St. George | Derby S. (GB) |
| Lutzen | 牡 | 1809 | Firelock | Gold Cup S. (GB) |
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