Horses in United States
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| Name | Last Run |
|---|---|
| Sergeant Countzler | Mahoning Valley, 12-Dec-24 |
| Sergeant Gump | Horseshoe Indianapolis, 12-Jun-26 |
| Sergeant Molly | Laurel Park, 15-Jun-25 |
| Sergeant Reckless | Oaklawn Park, 06-Apr-24 |
| Sergeant Sherman | Laurel Park, 28-Oct-23 |
| Sergeant Sinatra | Gulfstream, 29-Nov-25 |
| Serger | Thistledown, 25-Jun-24 |
| Series | Santa Anita, 05-Apr-24 |
| Serifos | Colonial Downs, 31-Jul-26 |
| Serious Green | Woodbine, 11-May-25 |
| Serious Lady | Laurel Park, 29-Nov-25 |
| Serious Moment | Colonial Downs, 31-Aug-25 |
| Serious Nonsense | Penn National, 03-Sep-26 |
| Serious Rock | Lone Star Park, 01-Jun-26 |
| Serious Secret | Los Alamitos, 22-May-23 |
| Seriously Coronado | Remington Park, 11-May-26 |
| Seriously Impressive | Will Rogers Downs, 11-Nov-25 |
| Seriously Outahere | Remington Park, 23-Nov-25 |
| Seriously Sam | Fair Grounds, 11-Dec-23 |
| Seriously Sassy | Lone Star Park, 25-May-26 |
| Serketas | Turfway Park, 02-Feb-25 |
| Serpa | Turfway Park, 03-Mar-24 |
| Serpico R S S | Sunray Park, 18-May-25 |
| Serra | Finger Lakes, 06-Oct-26 |
| Serralunga | Horseshoe Indianapolis, 01-Oct-26 |
| Serrania | Gulfstream, 25-Aug-26 |
| Servanditos Cartel | Sunland Park, 08-Feb-26 |
| Servare | Limerick, 11-Jun-26 |
| Serve Revenge Cold | Mahoning Valley, 12-Nov-24 |
| Serviceman | Fairmount Park, 31-May-23 |
| Sesame Seed Bagel | Saratoga, 10-Aug-25 |
| Sesame Streek | Charles Town, 28-Aug-26 |
| Sesasi | Saratoga, 08-Sep-26 |
| Sessa Sisu | Mountaineer, 13-May-25 |
| Set | Saratoga, 31-Aug-25 |
| Set Ablaze | Colonial Downs, 24-Aug-26 |
| Set About | Colonial Downs, 09-Aug-25 |
| Set For Life | Delaware Park, 22-May-26 |
| Set In Ice | Fairmount Park, 30-Sep-26 |
| Set On Cruise | Will Rogers Downs, 06-Oct-26 |
| Set Point | Turf Paradise, 05-Dec-25 |
| Set Sail | Aqueduct, 07-Jan-24 |
| Set The Edge | Turf Paradise, 17-Apr-26 |
| Set The Pace | Tampa Bay Downs, 07-Apr-25 |
| Set The Stage | Delaware Park, 25-Sep-26 |
| Set To Go | Los Alamitos Racecourse, 22-Dec-25 |
| Set To Shine | Hastings Racecourse, 07-Sep-24 |
| Setemfree | Churchill Downs, 03-Nov-23 |
| Seti | Gulfstream, 28-Oct-23 |
| Seti One | Killarney, 16-Jul-26 |
| Sette Stelle | Delaware Park, 18-Oct-24 |
| Settebello | Assiniboia Downs, 13-Aug-24 |
| Settecento | Hastings Racecourse, 02-Jul-24 |
| Setting Catholic | |
| Settlement Date | Charles Town, 23-Mar-25 |
| Settler's Cove | Emerald Downs, 11-Aug-25 |
| Settling Storm | Churchill Downs, 28-Jun-26 |
| Sevak | Del Mar, 02-Dec-24 |
| Seven And Seven | Charles Town, 17-Dec-23 |
| Seven Anniversary | Penn National, 06-Dec-25 |