| Jaclyn Reed | Delaware Park
16-Oct-25,
Opportune Notion |
| Jacob Dillon | Charles Town
01-Dec-24,
Midnight Regret |
| Jacob G. Hess | Charles Town
09-Jan-26,
Talavera |
| Jacob Hess | Charles Town
01-Mar-25,
Spydylegs |
| Jacob J. Simmons Iii | Sunland Park
22-Feb-26,
Cartel French Chicks |
| Jacob McKay | Te Rapa
04-Mar-23,
Mighty Connor |
| Jacob Perrett | Canterbury
27-Feb-26,
Knife's Edge |
| Jacob Renteria | Sunland Park
28-Feb-26,
A Revenant Dynasty |
| Jacob Tafoya | |
| Jacobo Mejia | Sam Houston Race Park
19-Jan-26,
Samsplayerslounge |
| Jacoby Landry | Fair Grounds
22-Mar-25,
Hoosier |
| Jacque Guerra | Turf Paradise
22-Feb-26,
Go Go Sadie |
| Jacqueline Falk | Tampa Bay Downs
02-Feb-26,
Hal Away |
| Jacqueline Greentree | Gosford
19-Jul-25,
The Bubayaga |
| Jacqueline Henderson | Geraldton
04-Mar-23,
Scarlet At Tara |
| Jacqueline Savoye | Laurel Park
07-Jan-23,
Bourbon On The Bay |
| Jacquelyn Scott | Geraldton
12-Oct-25,
West River Jewel |
| Jacques Strydom | Fairview
27-Feb-26,
Pas De Nom |
| Jacqui Navarre | Turf Paradise
17-Feb-26,
Hakuhia |
| Jacqui Paisley | Donald
08-Oct-12,
FILLE DE CHOIX |
| Jacqui Sims | Echuca
20-Oct-25,
Ambalac |
| Jada C. Schlenk | |
| Jada Schlenk | Fairmount Park
01-Jun-25,
Izeondec |
| Jade Darose | Cranbourne
09-Dec-22,
Bobbysangtheblues |
| Jade Doolan | Townsville
27-Feb-26,
She's Got Lyrics |
| Jade McDonald | Goulburn
07-Feb-21,
Boudicas |
| Jade Tangaroa | Ascot
21-Feb-26,
Repeater |
| Jade Zuppicich | Otaki
09-Jan-26,
Ikan |
| Jai Phillips | Kilcoy
28-Feb-20,
Harpah's Joy |
| Jailinne Venzor | Louisiana Downs
10-Sep-24,
Bad Brad |
| Jaime Aldavaz | Sunland Park
05-Apr-25,
Super Stuper |
| Jaime Barreto | Gavea
27-Jan-25,
Borba Gato |
| Jaime C C | Hipodromo Chile
11-May-25,
Desert Cat |
| Jaime Castellanos | Sam Houston Race Park
02-Mar-26,
Singing Dixie |
| Jaime Cruz | Penn National
21-Feb-26,
Titanio |
| Jaime Dominguez | Sunland Park
01-Mar-26,
Sweet Sweet Candy |
| Jaime E. Gonzalez | |
| Jaime Estrada | Penn National
20-Dec-25,
Thirsty Pappy |
| Jaime G. Aldavaz, Sr. | Sunland Park
01-Mar-26,
Bambi Cartel |
| Jaime Gonzalez | Oaklawn Park
02-May-25,
Adamantly |
| Jaime H. Gomez | Los Alamitos Racecourse
16-Feb-26,
Apollitical Gray Mrl |
| Jaime Herrera | |
| Jaime N. Gonzalez | Oaklawn Park
02-Mar-26,
Like A Diamond |
| Jaime R R | Hipodromo Chile
11-May-25,
Nany Arch |
| Jaime Vigil | |
| Jaimee Entwisle | Ellerslie
07-May-25,
He's Platinum |
| Jaimee-lee Lupton | Wanganui
29-Nov-25,
Weownaranaway |
| Jairo B. Monascal | Los Alamitos Racecourse
02-Feb-26,
Miss Miche Lada |
| Jairo Borges | Gavea
20-May-25,
Rustico |
| Jairo Monascal | Del Mar
11-Aug-24,
Acceleray |
| Jake Capewell | Warwick
23-Feb-26,
Bluish Hue |
| Jake Casey | Broome
13-Aug-19,
Corporate Strategy |
| Jake Hull | Coffs Harbour
01-Mar-26,
Zenti |
| Jake Radosevich | Thistledown
28-Aug-24,
Little Rons Rocket |
| Jake S. Radosevich | Turfway Park
28-Feb-26,
Driftwood |
| Jake Stephens | Morphettville
30-Aug-25,
Tropical House |
| Jalen Delenzy Pugh | Will Rogers Downs
17-Feb-26,
Thundermunnyball |
| Jamaica Atkinson | Kilcoy
26-Jan-26,
She's A Bad Girl |
| James & Lisa Dodgson | Murray Bridge Gh
20-Mar-24,
Urban Boy |
| James & Lisa Dodgson | Strathalbyn
01-Feb-26,
Vivid Reasoning |