| Jeff Rogers | Warrnambool 17-Nov-16, Saries Gem |
| Jeff Runco | Charles Town 15-Aug-25, Soul Catcher |
| Jeff Schindler | Prairie Meadows 26-Aug-25, Kaely's Brother |
| Jeff Searle | Mildura 07-Oct-25, Bolshoi Babe |
| Jeff Voyce | Ajax Downs 09-Oct-24, Sea To Air |
| Jeff Yoder | Horseshoe Indianapolis 21-Jun-23, You Fly Baby Fly |
| Jeff Zook | Mountaineer 07-Jul-25, Mission Ready |
| Jeffery Jones | Hawthorne 12-May-24, Brody's Fly |
| Jeffery Reeves | Fair Grounds 13-Mar-25, Pink Lady Lu Sha |
| Jeffrey Allred | Turf Paradise 17-Dec-22, Chief Governor |
| Jeffrey Caught | Townsville 05-Oct-25, Foneeleven |
| Jeffrey Chan | Gold Coast 10-Mar-18, Win Along |
| Jeffrey Crooks | Gulfstream 15-Jun-25, Kathy's Love Song |
| Jeffrey Dale | Townsville 20-Jan-21, The Mechanic |
| Jeffrey Englehart | Presque Isle Downs 11-Jun-25, Ain't No Lady |
| Jeffrey Greenhill | Horseshoe Indianapolis 17-Jun-25, Emerson's Dream |
| Jeffrey Jackson | Mountaineer 08-Jul-25, Mo Breezy |
| Jeffrey Kyne | Narrandera 14-Jun-25, Hillbily Kynection |
| Jeffrey Metz | Emerald Downs 18-Sep-23, Heart River |
| Jeffrey O'Dea | Townsville 03-Jan-19, Denman 'N' Lace |
| Jeffrey Poole | Thistledown 19-Jun-25, Newyearsblockparty |
| Jeffrey Quinlan | Taree 03-May-10, Bontosser Kid |
| Jeffrey Radosevich | Thistledown 16-Jul-25, Henry Mac |
| Jeffrey Robert Dare | Toowoomba 11-Nov-23, Ala Blu |
| Jeffrey Skerrett | Thistledown 11-Oct-25, Color Bearer |
| Jeffrey Smith | |
| Jeffrey Thornbury | Mahoning Valley 28-Nov-23, Endow |
| Jeffrey Trujillo | Sunland Park 08-Mar-24, Flower Power |
| Jeffrey Williams | Cairns 16-Mar-19, Bitty |
| Jehu Lewis | Lone Star 26-May-25, Diamond Gal |
| Jemimah Forde | Rockhampton 12-Apr-19, Olivia 'n' Me |
| Jemma Collins | Albany 16-May-25, Coatachino |
| Jemma Frew | Murray Bdge 17-Sep-25, Namadji |
| Jena Antonucci | Belmont At The Big A 15-Sep-25, Lotus Petal |
| Jenelle Butler | Gunnedah 26-Oct-19, Fraternater |
| Jenene McGrath | Matamata 03-Jan-23, Lakeman |
| Jenette Burgess | Mildura 01-Jul-13, AH OH CHONGO |
| Jenn Sheridan | Ascot Park 03-Oct-25, Kahma Suitsya |
| Jenna Amory | Toowoomba 06-Oct-25, Bodyswerve |
| Jenna Mahoney | Ellerslie 18-Oct-25, Casemiro |
| Jennifer Anne Lynch | Killarney 06-Oct-25, Angels Instead |
| Jennifer Fraser | Toowoomba 13-Sep-25, All Stashed Up |
| Jennifer Hatfield | Townsville 21-Oct-25, Acrophobic |
| Jennifer Johnson | Kentucky Downs 11-Sep-25, St. Emilion |
| Jennifer Jordan | Assiniboia Downs 28-Aug-25, I Am Mila |
| Jennifer Monaghan | Fairyhouse 30-May-25, Magyar |
| Jennifer Nunnally | Emerald Downs 07-Sep-25, Pakas Secret |
| Jennifer Paragallo | Finger Lakes 22-Oct-25, Devil Of Ramadi |
| Jennifer Quinones | Delaware Park 08-Aug-24, Lil Annie Rose |
| Jennifer Shannon | Mountaineer 13-Oct-25, Shinelikeadiamond |
| Jennifer Smith | Lismore 19-Oct-25, Rephrase |
| Jennifer Smith | Hamilton 29-May-25, Share The Ride |
| Jennifer Stein | Woodbine 12-Jun-23, Thebackstretchdude |
| Jennifer Tooley | Keeneland 17-Oct-25, Lel Ditty |
| Jennifer Truehart | Philadelphia Park 26-Mar-25, Big Boys Answer |
| Jennifer Webb | Tamworth 09-Mar-25, Tabulam |
| Jennifer Williams | Wondai 01-Jul-23, Squadom |
| Jennifer Young | Gulfstream 27-Jul-25, Relentless Raider |
| Jenny Ball | Cooktown 09-Nov-24, Missy Lyn |
| Jenny Bell | Mackay 26-Jul-25, I'm Stellar |
| Jenny Gow-Whyte | Balaklava 15-Oct-25, Peperoncino |
| Jenny Graham | Taree 01-May-23, Pendleton |
| Jenny Hoy | Wagga Riverside 18-Oct-25, Hardazhell |
| Jenny James | Hobart 24-Aug-25, Azitkala |
| Jenny Wilson | Caloundra 07-Feb-10, PRINCE COCHISE |
| Jeon Gyu | Seoul 18-May-25, Bonghwa Stay |
| Jeremiah Englehart | Saratoga 27-Jul-25, Mo Plex |
| Jeremy Easthope | Ascot 11-Oct-25, Catalpa |
| Jeremy Everson | Tamworth 22-Aug-21, Caesar's Ghost |
| Jeremy Gask | Newcastle 02-Oct-25, Manage The Cycle |
| Jeremy Gillam | Philadelphia Park 13-Dec-23, The Monk |
| Jeremy Kenny | Mt Gambier 10-Jul-24, Snaptof |
| Jeremy Skeens | Tampa Bay Downs 16-Mar-24, Royal To Be |
| Jeremy Smith | Tuncurry 15-May-21, At the Glenburn |
| Jeremy Sylvester | Muswellbrook 20-Oct-25, Fox Reign |
| Jeremy Willson | Wyong 01-Oct-10, Kaori |
| Jerenesto Torrez | Lone Star Park 17-Oct-25, Rb Badonkadonk |
| Jermaine Gibbs | Finger Lakes 15-Oct-25, Wine Trail |
| Jerome Hunter | Pakenham 17-Oct-25, Dancing Troffea |
| Jerome Miller | Churchill Downs 12-May-25, Lookatmybuckle |
| Jerome Tan | Singapore 05-Oct-24, Amazing Breeze |
| Jerri Robertson | Charles Town 05-Jan-23, Final Say |
| Jerry Antonuik | Ellis Park 10-Aug-25, Regal Rey |
| Jerry Delhomme | Fair Grounds 24-Mar-25, Cosmic Train |
| Jerry Dixon | Ellis Park 13-Jul-25, Tavria |
| Jerry Donaldson | Remington Park 23-Aug-25, Del Moon |
| Jerry Gourneau | Assiniboia Downs 18-Sep-25, Miss Charge It |
| Jerry Hollendorfer | Los Alamitos Racecourse 13-Oct-25, Mo Pearls Please |
| Jerry Livingston | Canterbury Park 07-Sep-25, Coronas Drtydynasty |
| Jerry Roadcap | Charles Town 08-Jun-24, Glastonbury |
| Jerry Stephens | Will Rogers Downs 06-May-25, Precious Cargo |
| Jerry Tillis | Sam Houston Race Park 05-Apr-25, Peyton's Day |
| Jerry Wallace | Santa Anita 05-Jan-25, Chick's Dig It |
| Jervon Broussard | Remington Park 20-Sep-25, Chaparrita |
| Jess Giles | Murray Bridge GH 23-Jun-21, Pretty Glass |
| Jess Gleeson | Bendigo 18-Oct-25, Dusty's Deel |
| Jess Land | Ashburton 19-Oct-25, Map Of Japan |
| Jess Mckie | Newcastle 14-Dec-24, Watch Law |
| Jess Shaab | Ashburton 13-Mar-25, Volkner |
| Jesse Carmichael | Wodonga 18-Oct-25, Funny Impact |