| Anthony Rini | Tampa Bay Downs
23-Feb-25,
Macho Girl |
| Anthony Russo | Gulfstream
13-Oct-24,
Guaranteed Speck |
| Anthony Saavedra | Los Alamitos Racecourse
22-Jun-25,
Silent Heat |
| Anthony Sciametta | Gulfstream
15-Mar-25,
Upstanding |
| Anthony Scott | Kentucky Downs
04-Sep-23,
Ridgerunner |
| Anthony Sexton | Bendigo
03-Jun-15,
Danzinar |
| Anthony Stephen | Mountaineer
24-Nov-25,
Couth |
| Anthony W. Dutrow | |
| Anthony Warren | Canberra
12-Dec-25,
You Wish |
| Anthony Webster | |
| Antonio Alberto | Fair Grounds
05-Mar-25,
Adieu Aces |
| Antonio Arriaga | Aqueduct
14-Dec-25,
Master Of Arms |
| Antonio Barreto | Palermo
19-Aug-23,
Arrantzale |
| Antonio Bernardo | San Isidro
25-Nov-24,
Talento Natural |
| Antonio C. Garcia | |
| Antonio Corbalan | San Isidro
09-Dec-24,
Dama Del Armino |
| Antonio Cordero | Tampa Bay Downs
27-Feb-25,
Don't Tell Amy |
| Antonio Duran | Churchill Downs
16-Nov-25,
Tazzy |
| Antonio F Fazzio | Palermo
21-Oct-23,
Expreso Latino |
| Antonio Fazzio | San Isidro
17-May-25,
Dra. Nazli |
| Antonio Flores | Los Alamitos Racecourse
08-Dec-25,
Just A Little Luck |
| Antonio G G | Hipodromo Chile
09-May-25,
Garafulic |
| Antonio Garcia | Del Mar
26-Jul-25,
Hurricane Layla |
| Antonio Gonzalez | San Isidro
20-Jun-24,
Secondi |
| Antonio M Corbalan | San Isidro
20-Jul-23,
Loyal Boy |
| Antonio Machado | Laurel Park
07-Sep-25,
Estocada |
| Antonio Martinez | Sam Houston Race Park
23-Apr-23,
Patterns Of Insanity |
| Antonio Meraz | Hawthorne
27-Oct-25,
Rose's Wish |
| Antonio R Said | Palermo
09-Oct-23,
Fresh Colours |
| Antonio Sano | Gulfstream
15-Dec-25,
Granka |
| Antonio Soto | Turf Paradise
04-May-25,
Athena The Goddess |
| Antony Alder | Echuca
10-Aug-25,
Panagsama |
| Antony Fuller | Tauranga
12-Dec-25,
Ruach |
| Antwain Ernest Franklin | Lone Star Park
16-Nov-25,
Mr Bordertown Buzz |
| Antwain Franklin | Lone Star Park
23-Oct-22,
Rare Agouti Jm |
| April Cornell | Port Lincoln
11-Nov-22,
Chasing Stars |
| Aquilano | San Isidro
08-Feb-24,
Taimyra |
| Aracely Mejia | Lone Star Park
15-Nov-25,
Ms Easter Deb |
| Araki Michiya | Kasamatsu
12-Dec-25,
Luna Bianca |
| Arcadio Lopez | Finger Lakes
26-Nov-25,
Sutton Breeze |
| Archibald J. Kingsley, Jr. | |
| Archibald Kingsley, Jr | Colonial Downs
18-Jul-25,
Florianopolis |
| Archie Alexander | Pakenham
13-Dec-25,
Prince Eric |
| Archie Harrison | Townsville
10-Apr-18,
Chomaru |
| Ariane Wilson | Presque Isle Downs
24-Oct-24,
Straight Madness |
| Ariel A Roble | |
| Ariel E Murillo | Palermo
18-Jun-23,
Mata Compadronas |
| Ariel H Torres | Palermo
29-Oct-23,
No Te Enoja |
| Ariel Lusardi | San Isidro
09-Dec-24,
Lo Straniero |
| Ariel Pereyra | San Isidro
09-Jun-24,
Santigalo |
| Ariel Viera | San Isidro
26-Apr-25,
Buenissimo Soy |
| Ariel Yllodo | San Isidro
11-Jan-24,
Danigen |
| Arizona Miller | Mahoning Valley
09-Jan-24,
Royal Coup |
| Arjun Mangalorkar | Chennai
01-Mar-25,
Disciple |
| Armand Concessi | Fort Erie
15-Oct-24,
Thelonious |
| Armando Alamos | Turf Paradise
12-Dec-25,
Race Peary |
| Armando B B | Concepcion
06-Nov-24,
Milan |
| Armando C Glades | San Isidro
18-Jan-24,
California Mani |
| Armando Castellanos | Turf Paradise
05-Dec-25,
Corazon Stoli |
| Armando Cervantes | San Isidro
24-Jun-24,
The Zorro |