| 馬名 | 父 | 母 | 生年 |
|---|---|---|---|
| Dragon Mountain | Sir Percy | Rouge Dancer | 2015 |
| Bombyx | Sir Percy | Bombazine | 2015 |
| Red Shelley | Sir Percy | Rouge Dancer | 2017 |
| Berkshire Rocco | Sir Percy | Sunny Again | 2017 |
| Flighty Lady | Sir Percy | Airfield | 2017 |
| ヘルスチェック | Sir Percy | Heart Stopping | 2017 |
| Two Brothers | Sir Percy | Blandish | 2018 |
| Percy's Lad | Sir Percy | Victory Garden | 2018 |
| Valparaiso | Sir Percy | Entre Nous | 2018 |
| Vino Victrix | Sir Percy | Valeria Victrix | 2018 |
| Pita Pinta | Sir Percy | Bantam | 2018 |
| Kawida | Sir Percy | Kandahari | 2019 |
| Bellstreet Bridie | Sir Percy | Mambo Gold | 2019 |
| Nayeli | Sir Percy | Lady Guinevere | 2019 |