| 馬名 | 性別 | 父 | 母 | 生年 |
|---|---|---|---|---|
| Paper Mate | 牝 | Roman Ruler | Firm Reality | 2015 |
| Jump Ruler | 牝 | Roman Ruler | Keeneland Kat | 2015 |
| Not for Her | 牝 | Roman Ruler | Not for Touch | 2015 |
| Southern Horse | 牡 | Roman Ruler | Southern Beauty | 2015 |
| Dar La Paz | 牡 | Roman Ruler | Daniela Bella | 2015 |
| Sandino Ruler | 牡 | Roman Ruler | Virgin Vegas | 2015 |
| Sola de Noche | 牝 | Roman Ruler | Solieva | 2015 |
| Luna de Roma | 牝 | Roman Ruler | La Barroca | 2015 |
| Se Tu Misma | 牝 | Roman Ruler | Soutine | 2015 |
| Leon Del Cabo | 牡 | Roman Ruler | Leandrinha | 2015 |
| Legion Storm | 騸 | Roman Ruler | Rumors of Glory | 2015 |
| カミノコ | 牡 | Roman Ruler | スターマレイン | 2015 |
| El Emirato | 牡 | Roman Ruler | Elmira | 2015 |
| ティルルーラー | 牝 | Roman Ruler | Tapzig | 2015 |
| Simple Irresistible | 牝 | Roman Ruler | Saetta | 2015 |
| Calma Romana | 牝 | Roman Ruler | Calmada Roy | 2015 |
| Imagen de Roma | 牡 | Roman Ruler | In Mission | 2015 |
| Getting Ready | 牝 | Roman Ruler | Ginger Beer | 2015 |
| ギャンブルルール | 牝 | Roman Ruler | Gamuza Fina | 2016 |
| Beauty Romance | 牝 | Roman Ruler | Beauty Dark | 2016 |