| Javier Sierra | Santa Anita
19-May-25,
My Ransom |
| Javier Suarez | Mountaineer
19-Aug-25,
Alter The Stars |
| Jay Bellamy | Gatton
05-Dec-25,
Scoundrel |
| Jay Bernardini | Mountaineer
16-Jul-25,
O K To Dance |
| Jay Holden | Horseshoe Indianapolis
10-Jul-25,
Sargent Hulka |
| Jay Hopkins | Kempsey
15-Dec-25,
Super Freds |
| Jay Morris | Mount Isa
29-Nov-25,
Benevento |
| Jay Nehf | Del Mar
07-Sep-25,
Kizazi |
| Jay P. Bernardini | |
| Jayce Buckley | Ascot
06-Dec-25,
Truevinsky |
| Jayde Gelner | Lone Star
16-Jun-25,
How Bout Me |
| Jayde J. Gelner | |
| Jayden Lyall | Northam
14-Sep-25,
Wicked Cool |
| Jayden Minehan | Sapphire Coast
27-Jul-25,
Grunade |
| Jayden Sims | Toowoomba
13-Dec-25,
Vizstar |
| Jayden Thomas | Kalgoorlie
14-Jun-20,
Bantry |
| Jaylan Clary | Lone Star
04-Jul-25,
Diamond Empress |
| Jaymee Cockram | Coleraine
10-Aug-25,
Up To Me |
| Jaymie Cruz | Emerald Downs
01-Jun-25,
Khaiky's Command |
| Jaymie Pearman Cruz | Emerald Downs
07-Sep-25,
Rich Gold |
| Jayne Busslinger | Pinjarra Park
28-Apr-19,
Vital State |
| Jayne Hearne | Clonmel
02-Dec-25,
Siul Molly Siul |
| Jayson Hines | Pinjarra
11-Dec-25,
Aitch Montana |
| Jean Adorno | Charles Town
14-Sep-25,
Mark Did It |
| Jean Dubois | Amiens
20-Nov-25,
Happy Lady |
| Jean Gauvin | |
| Jean L. Adorno | |
| Jean Rofe | Charles Town
14-Sep-25,
Shuffle |
| Jean-Rene Auvray | Sandown
02-Dec-22,
My Friend Woody |
| Jeanette Holton | Gunnedah
06-Jan-20,
Dark Arli |
| Jeanne Dolan | Oaklawn Park
05-May-24,
Xkuz |
| Jed H. Vane | |
| Jedd Josephson | Golden Gate Fields
27-May-23,
Kodiaction |
| Jedd O'Keeffe | Newcastle
14-Dec-25,
Inappropriate |
| Jeff A. Hiles | |
| Jeff Bliss | Hawera
24-Dec-22,
Returntosenda |
| Jeff Bonde | Del Mar
01-Dec-25,
Libel Proof |
| Jeff Brasch | Narromine
16-Aug-15,
Be Happy |
| Jeff C. Runco | |
| Jeff Crozier | |
| Jeff D. Hudson | |
| Jeff Delhomme | Fair Grounds
14-Dec-25,
Touchuponastar |
| Jeff Dixon | Eagle Farm
19-Jul-25,
Minimal |
| Jeff Dunn | Gold Coast
13-Dec-25,
Vegas Raider |
| Jeff Eeles | Esperance
05-Jan-24,
Saint Clements |
| Jeff Englebrecht | Port Macquarie
18-Mar-22,
Telfer |
| Jeff Engler | Gulfstream
08-Dec-25,
Knoty Knicks |
| Jeff Fletcher | Mountaineer
08-Dec-25,
Popstyle |
| Jeff Hiles | Presque Isle Downs
04-Jul-25,
Sweet Voyage |
| Jeff Hollamby | Geraldton
10-Jan-19,
Happy Lane |
| Jeff Hudson | Sunland Park
22-Mar-25,
Nativity |
| Jeff Kehoe | Coffs Harbour
13-Dec-25,
Pride Of Lanka |
| Jeff Lynds | Awapuni Synthetic
05-May-24,
Our Matilda |
| Jeff Marlow | |
| Jeff Marlow | Gold Coast
14-Jul-18,
Tuscan Cat |
| Jeff Mcvean & Emma-lee Browne | |
| Jeff Mcvean & Emma-lee Browne | Arawa Park
27-Dec-13,
Singing Dune |
| Jeff Mullins | Los Alamitos Racecourse
08-Dec-25,
Rocksalot |
| Jeff Noske | Broome
14-Aug-21,
Salorsci |
| Jeff Perry | Toowoomba
10-May-20,
Fusi Fox |