| 馬名 | 父 | 母 | 生年 |
|---|---|---|---|
| Certainly Classic | Sky Classic | I Certainly Am | 1996 |
| Mahfooth | Diesis | I Certainly Am | 1997 |
| Chinook Cat | タバスコキャット | I Certainly Am | 1998 |
| インシステント | Diesis | I Certainly Am | 1999 |
| King of Siam | Kingmambo | I Certainly Am | 2000 |
| Letussoupriseyou | Seeking the Gold | I Certainly Am | 2001 |
| Am I | サンダーガルチ | I Certainly Am | 2003 |
| I Am Solid Gold | サンダーガルチ | I Certainly Am | 2004 |
| I Am Awesome | Awesome Again | I Certainly Am | 2005 |
| Iamachallenger | Golden Missile | I Certainly Am | 2006 |