Horses in United States
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| Name | Last Run |
|---|---|
| Rookie League | Saratoga, 24-Aug-24 |
| Rookie Mistake | Santa Anita, 16-Oct-23 |
| Rookie Move | Gulfstream, 19-Apr-26 |
| Rookie Numbers | Sunray Park, 19-Apr-26 |
| Rookie Radar | Woodbine, 02-Nov-24 |
| Rookie Salsa | Pimlico, 14-May-23 |
| Rookie Year | Hastings Racecourse, 02-Jun-24 |
| Rookwood | Horseshoe Indianapolis, 23-May-23 |
| Room Key | Oaklawn Park, 03-May-26 |
| Roommate Martin | Colonial Downs, 22-Aug-26 |
| Roosevelt | Kentucky Downs, 31-Aug-26 |
| Rooski Doo | Santa Anita, 03-Oct-26 |
| Rooster J | Remington Park, 26-Sep-26 |
| Rooster Road | Remington Park, 28-Sep-26 |
| Rooster Run | Fair Grounds, 20-Dec-24 |
| Root Beer Paul | Emerald Downs, 27-Jul-26 |
| Root Cause | Gulfstream, 21-Dec-24 |
| Roots Tootn | Canterbury Park, 18-Sep-26 |
| Rope A Dope | Turfway Park, 02-Feb-25 |
| Rope Burn | Fonner Park, 02-May-26 |
| Roper | Turf Paradise, 15-Feb-26 |
| Ropers N Wranglers | Turf Paradise, 30-Apr-25 |
| Rories Palace | |
| Rory's Orchard | Aqueduct, 05-Feb-24 |
| Rory's Run | Fairmount Park, 19-Jul-26 |
| Rosa | Turfway Park, 28-Dec-24 |
| Rosa Parks | Santa Anita, 16-Feb-26 |
| Rosa Valentina | Lone Star Park, 17-Oct-25 |
| Rosa's Miracle | Del Mar, 08-Sep-26 |
| Rosa's Miss Priss | Turfway Park, 07-Feb-26 |
| Rosabella Gold | Kentucky Downs, 10-Sep-26 |
| Rosalba Rdrgz | Prairie Meadows, 01-Sep-25 |
| Rosalie K | Penn National, 19-Jul-24 |
| Rosaliesproduction | Louisiana Downs, 11-Sep-24 |
| Rosalina | Canterbury Park, 29-Sep-24 |
| Rosalita | Horseshoe Indianapolis, 13-Jul-23 |
| Rosapenna | Saratoga, 12-Jul-26 |
| Rosario Tijeras | Lone Star Park, 09-Nov-25 |
| Rosario's Prayer | Tampa Bay Downs, 08-Feb-26 |
| Rosas First Moon | Sunland Park, 22-Feb-26 |
| Rosas For Luz | Horseshoe Indianapolis, 17-Oct-24 |
| Rosas Way | Mahoning Valley, 27-Dec-24 |
| Rosato | Kentucky Downs, 31-Aug-26 |
| Rosaura | Del Mar, 07-Sep-26 |
| Roscar | Woodbine, 11-May-25 |
| Rosco P. Coltrane | Thistledown, 06-Aug-25 |
| Roscoe Goose | Belmont Park, 04-Oct-26 |
| Roscoe Pine | Delaware Park, 20-Sep-26 |
| Roscoe Village | Gulfstream, 29-Dec-24 |
| Roscoe's Brother | Del Mar, 30-Aug-26 |
| Roscommon | Meadowlands, 19-Sep-26 |
| Rose A | Lone Star, 07-Jul-25 |
| Rose Alabama | Churchill Downs, 21-Sep-25 |
| Rose Bay | Clairefontaine, 07-Sep-24 |
| Rose Cha Ching | Lone Star Park, 02-Nov-25 |
| Rose Collector | Tampa Bay Downs, 03-Feb-25 |
| Rose Dancer | Gulfstream, 28-Jul-26 |
| Rose Darling | Mountaineer, 25-Nov-25 |
| Rose Dawson | Santa Anita, 20-Jan-25 |
| Rose E Holiday | Mountaineer, 19-Nov-24 |