| Gregory Daffey | Warrnambool
03-Oct-25,
Trewhella Jack |
| Gregory DiPrima | Belmont At The Big A
22-Jun-26,
Nod To Tran |
| Gregory E. Charlerie | Belmont At The Big A
21-Jun-26,
Reside |
| Gregory Eidschun | Mountaineer
25-Sep-23,
Secret Camelot |
| Gregory Evans | Pinjarra Scarpside
09-Apr-25,
Modern Miss |
| Gregory Foley | Fair Grounds
06-Mar-26,
Silver Halo |
| Gregory Hayes | Gympie
26-Oct-24,
Rasheed |
| Gregory Hickman | Goulburn
22-Jun-26,
Tiger Town |
| Gregory Huth | Gladstone
29-Jun-24,
Reojoan |
| Gregory Judd | Newcastle
24-Sep-11,
Favre |
| Gregory L. Wilson | Laurel Park
07-Jun-26,
Boss Lily |
| Gregory McFarlane | Gosford
18-Jun-26,
Sweet Bubbles |
| Gregory McGaffic | Mountaineer
02-Dec-24,
Event Party |
| Gregory Minns | Canberra Acton
08-Aug-25,
Savant De Lune |
| Gregory O'Neill | Narromine
24-Aug-25,
Epic Time |
| Gregory R. Bland | Horseshoe Indianapolis
14-May-26,
C U Whenugetthere |
| Gregory Romero | Turfway Park
27-Feb-26,
Victory By Grace |
| Gregory Sacco | Finger Lakes
20-May-25,
Kitty Hawk |
| Gregory Seabrook | Beaudesert
15-Mar-15,
Whydothistome |
| Gregory Smith | Barraba
21-Sep-24,
River Mac |
| Gregory Viands | Presque Isle Downs
18-Jun-26,
Colucci |
| Gregory Webb | Stony Creek
15-Feb-26,
Redabout |
| Gregory Wilson | Laurel Park
28-Apr-25,
Nearly A Lady |
| Gu Sung | Busan
18-May-25,
Maria's Call |
| Guadalupe J. Mata | Canterbury Park
08-Jun-26,
Mendelssohn Joy |
| Guadalupe Munoz Jr | Sunland Park
31-Mar-24,
Flash Me The Price |
| Guadalupe Preciado | Laurel Park
15-Jun-26,
Warrior Wayne |
| Gualberto Aguinaco | Palermo
29-Oct-23,
Ree Justa |
| Guber Gorostieta | Horseshoe Indianapolis
19-Jun-26,
Flaming Embers |
| Guido L Villanueva | Palermo
19-Aug-23,
Cretino Y Expresivo |
| Guido Villanueva | San Isidro
22-May-25,
Claro Boy |
| Guillemin (s) | Bordeaux Le Bouscat
15-Jun-26,
Canncity |
| Guillermo A | Hipodromo Chile
09-May-25,
Norte Risueno |
| Guillermo A. Rangel | Gulfstream
14-Jun-26,
Eh Han |
| Guillermo Ahihi | San Isidro
26-Apr-25,
Ke Wellito Gol |
| Guillermo Arrizabalaga | San Isidro
30-May-24,
Mex Joy |
| Guillermo Baglietto | San Isidro
15-Sep-24,
Amor Del Bueno |
| Guillermo C | Valparaiso Sporting Club
15-May-25,
Gran Gallega |
| Guillermo Cuesta | Palermo
14-Nov-23,
Amiguita Boce |
| Guillermo De | San Isidro
08-May-25,
Amiguitamilonguerita |
| Guillermo Escudero | Palermo
07-Oct-23,
More Than Words |
| Guillermo Flores | Remington Park
21-Nov-25,
Final Decree |
| Guillermo Frenkel | San Isidro
28-Apr-25,
Espada Y Oro |
| Guillermo Gallay | San Isidro
27-Feb-25,
Lucky Gentelman |
| Guillermo Garcia | San Isidro
22-May-25,
Corsico |
| Guillermo Martinez | San Isidro
10-Jun-23,
Reglas Reales |
| Guillermo Morales | Tampa Bay Downs
02-May-26,
My Satisfaction |
| Guillermo Morales, Jr. | Gulfstream
10-May-26,
Lucky Win Coco |
| Guillermo Naranjo | San Isidro
01-Jun-23,
Primavera Candy |
| Guillermo Nunez | Palermo
13-Aug-23,
Buen Atrayente |
| Guillermo P | Club Hipico Santiago
11-Jan-25,
Halime |
| Guillermo Peralta | Club Hipico Santiago
17-May-25,
William Faulkner |
| Guillermo Perez | San Isidro
17-Aug-24,
Skurlin |
| Guillermo Preciado | Emerald Downs
15-Jun-26,
Mamarando |
| Guillermo Rangel | Gulfstream
18-May-26,
Mischievous Han |
| Guillermo Santacruz | San Isidro
09-May-24,
Buen Inc |
| Guillermo Santillan | San Isidro
16-Nov-23,
La Merkel |
| Guillermo Valdivia | Remington Park
31-May-26,
My Flying Eagle |
| Guillermo Yeffal | San Isidro
16-Nov-24,
Full Texana |
| Guntis Lukss | Canberra
08-May-26,
Mountain Chatter |