Horses in United States
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| Name | Last Run |
|---|---|
| Southfork | Oaklawn Park, 26-Apr-26 |
| Southgate Gator | Canterbury Park, 13-Jul-25 |
| Southlawn | Saratoga, 23-Jul-23 |
| Southpaw Mike | Far Hills, 20-Oct-24 |
| Southpoint | Mountaineer, 11-Oct-23 |
| Southscape | Fair Grounds, 20-Mar-26 |
| Southurn Eagle | Prairie Meadows, 25-Aug-25 |
| Southwest Silver | Sunland Park, 12-Feb-24 |
| Southwesterly | Ruidoso Downs, 07-Jul-25 |
| Southwestern Hope | Fonner Park, 04-May-24 |
| Sovereign Cause | Laurel Park, 25-Mar-24 |
| Sovereign Change | Philadelphia Park, 24-Aug-23 |
| Sovereign Gold | Gulfstream, 26-Apr-26 |
| Sovereign Grace | Gulfstream, 28-Feb-26 |
| Sovereign Law | Gulfstream, 29-Mar-26 |
| Sovereign Of Speed | Tampa Bay Downs, 01-Mar-25 |
| Sovereign Tale | Fort Erie, 15-Oct-24 |
| Sovereign Warrior | Penn National, 23-Sep-23 |
| Sovereigns Joy | Horseshoe Indianapolis, 10-Oct-25 |
| Sovereignti | Lone Star Park, 09-Nov-25 |
| Sovereignty | Oaklawn Park, 19-Apr-26 |
| Soviet Excess | Belmont At The Big A, 16-Sep-23 |
| Soviet Standard | Hawthorne, 16-Sep-24 |
| Sox For Daughters | Finger Lakes, 29-Apr-26 |
| Soy El Zoomer | Retama Park, 27-Jul-25 |
| Soy Tu Suerte | Fair Grounds, 13-Jan-24 |
| Soybean Man | Ellis Park, 27-Aug-23 |
| Soze | Aqueduct, 05-Apr-26 |
| Sp Cyber City | Remington Park, 13-Apr-26 |
| Sp Sinful Saint | Remington Park, 27-Mar-26 |
| Spa City | Laurel Park, 18-Jun-23 |
| Spa City Girl | Sam Houston Race Park, 21-Mar-26 |
| Spa City Zipp | Saratoga, 07-Aug-25 |
| Spa Prospector | Oaklawn Park, 03-Apr-26 |
| Space | Fair Grounds, 07-Feb-26 |
| Space Cowwboyy | Sunray Park, 18-Apr-26 |
| Space Dust | Delaware Park, 15-Aug-25 |
| Space Flight | Los Alamitos Racecourse, 26-Jan-26 |
| Space Force | Sunland Park, 07-Feb-26 |
| Space Launch | Gulfstream, 12-Apr-26 |
| Space Odessey | Laurel Park, 11-Nov-23 |
| Space Pirate | Remington Park, 19-Sep-24 |
| Space Runner | Gulfstream, 22-Jan-24 |
| Space Waltz | ParisLongchamp, 12-Apr-26 |
| Space X | Horseshoe Indianapolis, 18-Oct-23 |
| Spaced Out | Will Rogers Downs, 28-Apr-26 |
| Spacitygal | Horseshoe Indianapolis, 07-Jun-24 |
| Spada | Saga, 25-Dec-22 |
| Spaghetti Tree | Turf Paradise, 16-Apr-25 |
| Spaliday | Monmouth Park, 20-Jul-25 |
| Spamalot | Fair Grounds, 27-Feb-26 |
| Span | Fairmount Park, 19-Apr-26 |
| Span Of Control | Turfway Park, 07-Feb-26 |
| Spanglish | Mountaineer, 11-Nov-25 |
| Spanikopita | Monmouth Park, 12-Aug-23 |
| Spanimax | Finger Lakes, 28-Apr-26 |
| Spanish Beauty | Woodbine, 01-Dec-23 |
| Spanish Channel | Ferndale, 09-Sep-24 |
| Spanish Czar | Delaware Park, 20-Aug-23 |
| Spanish Delight | Delaware Park, 03-Aug-25 |