Leading Sires of 2012 Grade I Stakes Winners
(through 31 December 2012)
| Rank | Stallion | Sire | Location | SWs |
| 1 | GALILEO | SADLER'S WELLS | IRE | 7 |
| 2 | TAPIT | PULPIT | KY | 4 |
| 3 | A.P. INDY | SEATTLE SLEW | PENS | 3 |
| BERNARDINI | A.P. INDY | KY | 3 | |
| DANSILI | DANEHILL | ENG | 3 | |
| DEEP IMPACT | SUNDAY SILENCE | JPN | 3 | |
| EMPIRE MAKER | UNBRIDLED | JPN | 3 | |
| INVINCIBLE SPIRIT | GREEN DESERT | IRE | 3 | |
| LOMITAS | NINISKI | DEAD | 3 | |
| MEDAGLIA D'ORO | EL PRADO | KY | 3 | |
| MONTJEU | SADLER'S WELLS | DEAD | 3 | |
| SHAMARDAL | GIANT'S CAUSEWAY | IRE | 3 | |