Filter: dam: "In Spite Of Mama (USA)", country: "USA"
Total: 4 horses with USA racing history, showing latest race per horse
| Horse | Sex | Color | DOB | Latest Race Date | Track | Race | Pos | Breed | Distance | Surface | Owner | Breeder | Jockey | Trainer |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Mama's Gold | horse | Bay | 2020-03-12 | 2025-06-04 | Saratoga | Commentator S. | Thoroughbred | 1 1/8 Miles | Dirt | Jonathan Hardoon | William Butler | Romero Maragh | James Ferraro | |
| My Mane Squeeze | filly | b/br | 2021-03-22 | 2025-10-25 | Belmont at the Big A | Iroquois S. | Thoroughbred | 6 1/2 Furlongs | Dirt | Butler, William J. and WinStar Farm LLC | William Butler | Ricardo Santana, Jr. | Michael Maker | |
| Rotknee | horse | b/br | 2019-03-04 | 2025-05-08 | Belmont at the Big A | Race 6 | Thoroughbred | 7 Furlongs | Dirt | William Butler | William Butler | Dylan Davis | Michael Maker | |
| Willful Mama | 2025-11-15 | Aqueduct | Race 6 | Thoroughbred | 6 Furlongs | Outer turf | William Butler | Flavien Prat | Michael Maker |