| John Foutch | Lone Star Park
20-Oct-23,
Dupontes Courage |
| John G Carr | Dundalk
22-Nov-25,
Shore |
| John G Vinson | Tampa Bay Downs
20-Apr-26,
Troops |
| John Gaffney | Wangaratta
02-Jul-18,
Grouseness |
| John Gamble | Sapphire Coast
05-Apr-24,
Sucrose |
| John Gangemi | Broome
13-Aug-22,
Many Mansions |
| John Gilligan | Yarra Valley
07-Feb-26,
Distant Dream |
| John Gilmore | Beaudesert
25-Apr-26,
Archers Reign |
| John Glatz | Murray Bridge GH
11-Dec-19,
Instinctual |
| John Gould | Tatura
01-May-10,
FANTHEBLAZE |
| John Grabowski | Finger Lakes
26-Nov-24,
Majestic Johnson |
| John Griffiths | Pakenham
26-Feb-26,
Olive Road |
| John Guciardo | Tampa Bay Downs
23-Nov-25,
Claire's Darling |
| John Gunning | Racing.com Park
01-Mar-18,
Jensgal |
| John H Fulton | Yarra Valley
20-Mar-16,
Got To Be Dancing |
| John Hamilton | Nanango
17-May-25,
Oakfield Comanche |
| John Hammon | Stony Creek
13-Mar-11,
Oscar |
| John Hancock | Keeneland
13-Apr-26,
Mr. Vaggio |
| John Hanneybel | Taree
11-Aug-09,
EIREMAIZE |
| John Haran | Oaklawn Park
27-Apr-26,
Texas Cyclone |
| John Hayes | Bellewstown
05-Jul-25,
Abiding Star |
| John Hearne | Miles
07-Feb-26,
Casino Cat |
| John Heath | Moulamein
13-Dec-25,
Echuca Moama |
| John Heelan | Mackay
05-Jun-25,
Ilios |
| John Henry Prather, Jr. | Oaklawn Park
26-Apr-26,
Air Castle |
| John Hickmott & Carrina Riggs | Gawler
24-Apr-26,
Liselle'S Luck |
| John Higgins | Coffs Harbour
24-Apr-26,
Finding Elle |
| John Hill | Turfway Park
29-Mar-25,
Bayou Magic |
| John Hine | Armidale
23-Nov-13,
Elliemac |
| John Hirdes | Fair Grounds
28-Dec-25,
Dayofthewarrior |
| John Hogan | Racing.com Park Synthetic
10-Oct-16,
Sheer Magic |
| John Holcombe | Sunshine Coast
19-Apr-26,
Continent |
| John Holgate | Goulburn
10-Nov-12,
Milbrodale |
| John Howard | Warrnambool
11-Nov-24,
Walkabout Lady |
| John Hubbard | Beaudesert
25-Apr-26,
Bee Exact |
| John Hughes | Lismore
21-Sep-17,
Bon Leanga |
| John Hyam | Gawler
24-Apr-26,
Sundogg |
| John I. Pimental | Tampa Bay Downs
27-Apr-26,
Caravaggio'S Song |
| John Ivory | |
| John J Maguire | Punchestown
26-Nov-23,
Party Rocker |
| John J Roberts | Geelong
23-Aug-24,
Jimmy Odd Sock |
| John J. Manning, Jr. | Keeneland
10-Apr-26,
Star Watch |
| John J. Robb | Laurel Park
27-Apr-26,
Jessica'S Eyes |
| John Johnston | Sunshine Coast
19-Apr-26,
Galactic Legend |
| John Keane | Balnarring
11-Apr-26,
Samand |
| John Keys | Hobart
26-Apr-26,
Rich Clan |
| John Kiernan | Wanganui
22-Feb-26,
Headline News |
| John Kiernan & Charlotte Fulford | Wanganui
18-Apr-26,
Dancing Fantail |
| John Kilroy | Cairns
04-Apr-26,
Very Good |
| John Kimmel | Aqueduct
15-Feb-26,
Combat Mission |
| John Kirby | Aqueduct
04-Jan-25,
Tricolour |
| John Kluske | Balaklava
30-Oct-13,
McLaren Overture |
| John Knight | Wangaratta
24-Jan-12,
Penny Precious |
| John L Johnston | Sunshine Coast Poly
24-Jun-25,
Side Show Sally |
| John L Morrison | Moruya
26-Apr-24,
Terreur Magique |
| John L. Langemeier | Keeneland
12-Apr-26,
Roundingthird |
| John Ladner | Fair Grounds
05-Feb-24,
Lord Help Me |
| John Langemeier | Horseshoe Indianapolis
08-Nov-24,
Secret Savior |
| John Latham | Ascot
25-Apr-23,
Thewayiwalk |
| John Law | Moruya
18-Jan-16,
Four Fortyfour |