Horses in United States
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| Name | Last Run |
|---|---|
| This Ill Defend | Turfway Park, 28-Mar-24 |
| This Is A Joke | Fonner Park, 14-Apr-25 |
| This Is Anfield | Fairmount Park, 25-Oct-23 |
| This Is Gloria | Mountaineer, 10-Dec-25 |
| This Is Good | Laurel Park, 27-Apr-25 |
| This Is The Life | Laurel Park, 29-Nov-25 |
| This Is The One | Horseshoe Indianapolis, 26-Oct-25 |
| This Is Uscar | Churchill Downs, 01-Dec-25 |
| This Iz My Time | Will Rogers Downs, 04-Nov-25 |
| This Juice B Loose | Charles Town, 24-Oct-25 |
| This Katz For Real | Mountaineer, 05-Aug-25 |
| This King Is Hot | Horseshoe Indianapolis, 24-Oct-24 |
| This Ladys On Fire | Horseshoe Indianapolis, 11-Nov-23 |
| This Ladys Tempting | Sam Houston Race Park, 23-Apr-23 |
| This Laughs On You | Presque Isle Downs, 03-Oct-25 |
| This Masquerade | Horseshoe Indianapolis, 24-May-23 |
| This Must Be Love | Hawthorne, 24-Jun-24 |
| This Name's Taken | Del Mar, 29-Nov-25 |
| This One Can Run | Mountaineer, 21-Oct-25 |
| This One's For Us | Mahoning Valley, 13-Jan-26 |
| This Ones Mine | Remington Park, 04-May-25 |
| This Round's Mine | Penn National, 11-Aug-23 |
| This Run's For You | Meadowlands, 22-Sep-24 |
| This Songisforyou | Curragh, 14-Sep-25 |
| This Time | Mahoning Valley, 23-Jan-26 |
| This Time Blue | Philadelphia Park, 09-Sep-24 |
| This Time Yes | Aqueduct, 16-Jan-26 |
| Thisaintjumpstreet | Presque Isle Downs, 29-Sep-23 |
| Thiscatcanjump | Philadelphia Park, 07-Jun-23 |
| Thiscatsabullet | Horseshoe Indianapolis, 30-Apr-25 |
| Thisdudecan Dance | Lone Star Park, 02-Nov-25 |
| Thisguycanfly | Lone Star, 30-Jun-25 |
| Thisiskiptysmiracle | Lone Star Park, 19-Sep-25 |
| Thisisridiculous | Thistledown, 03-Sep-25 |
| Thisladyis The Law | Saratoga, 04-Aug-23 |
| Thismightbetheone | Gulfstream, 23-Dec-22 |
| Thisnameisokay | Charles Town, 24-Nov-24 |
| Thisoneisforyou | Fair Grounds, 22-Dec-25 |
| Thisonesforlove | Oaklawn Park, 24-Mar-24 |
| Thispointintime | Turfway Park, 06-Mar-25 |
| Thisqueenisroyal | Horseshoe Indianapolis, 28-Jun-23 |
| Thistle | Aqueduct, 16-Mar-24 |
| Thistooshallpass | Gulfstream, 29-Dec-25 |
| Thisvalentinesfamous | Lone Star Park, 02-Nov-25 |
| Thizzle | Horseshoe Indianapolis, 03-Jul-25 |
| Thomas Aquinas | Churchill Downs, 14-Jun-25 |
| Thomas S P | Finger Lakes, 14-Nov-23 |
| Thomas Shelby | Laurel Park, 07-May-23 |
| Thomond Park | Presque Isle Downs, 22-Sep-23 |
| Thompson | Turf Paradise, 20-Apr-25 |
| Thor's Cause | Woodbine, 09-Dec-24 |
| Thor's Lad | Charles Town, 19-Oct-24 |
| Thorn Crown | Oaklawn Park, 22-Mar-25 |
| Thorn Of Hearts | Presque Isle Downs, 16-Oct-25 |
| Thornbury | Gulfstream, 02-Feb-25 |
| Thorne House | Santa Anita, 05-Apr-25 |
| Thorny | Belmont At The Big A, 20-Sep-24 |
| Thorny Tale | Laurel Park, 08-Jan-23 |
| Thorpedo Anna | Keeneland, 06-Oct-25 |
| Thorsness | Aqueduct, 16-Jan-26 |