| Armando De | Gulfstream
10-Feb-25,
Cerchi |
| Armando De La Cerda | Gulfstream
07-Dec-25,
Shadidelbas |
| Armando Glades | San Isidro
15-May-25,
Big Tiger |
| Armando Hernandez | Oaklawn Park
15-Dec-25,
Empire Builder |
| Armando J J | Hipodromo Chile
09-May-25,
Exagerada Y Buena |
| Armando J Pacheco | Palermo
14-Nov-23,
May Carleton |
| Armando Moreno | San Isidro
14-Apr-24,
Sol Tenvour |
| Armando Navarrete | Concepcion
18-Dec-24,
Volko |
| Armando Pacheco | San Isidro
27-Jun-24,
Mago De Cabral |
| Armando Quintanilla | Zia Park
18-Dec-23,
Hock It Is |
| Armin Quiroz | Sunland Park
06-Apr-24,
Gray Eagle Moon |
| Armonte Craig | Charles Town
28-Mar-25,
Remys Showtime |
| Arn Nicolas | Compiegne
13-Jul-23,
Pikatsu |
| Arnaldo Vigil | San Isidro
06-Oct-24,
Carriera |
| Arnaud Delacour | Tampa Bay Downs
11-Dec-25,
Three Times |
| Arno Junior | Gavea
09-Apr-25,
Warrant Officer |
| Arnold G. Herrera | |
| Arnold Lewis | Zia Park
15-Dec-25,
Dazzlin Drama |
| Arnold Morales | Remington Park
15-Dec-23,
Dare To Be Wild |
| Arnold Torres | Santa Anita
18-Mar-25,
Lion's Lair |
| Arnoldo Bustamante | San Isidro
04-Jul-24,
Lealdad |
| Arnoldo Encina | San Isidro
01-Jun-23,
Lujo Argentino |
| Arnoud Dobber | Gulfstream
18-Aug-25,
Truly Urgent |
| Arnoud W. Dobber | |
| Arnulfo Ascencio | Sunray Park
22-Apr-23,
Relentless Dean |
| Arnulfo Rangel | Mountaineer
30-May-23,
Willymar |
| Arolfo Vicente | San Isidro
22-Jun-23,
La Fontan |
| Arthur A. Coontz | |
| Arthur Agostini | Delaware Park
18-Jul-25,
Guaio |
| Arthur Coontz | Hawthorne
09-Sep-24,
Goldicat |
| Arthur Craig | Moree
23-Jul-15,
Barista Miss |
| Arthur Goulding | Ballinrobe
26-Aug-25,
Abel Mabel |
| Arthur Howlett | Moruya
17-Jan-05,
Bush Flash |
| Arthur Lucero | Sunland Park
13-Jan-25,
Leave It To Corona |
| Arthur Mortimer | Pinjarra
30-Nov-25,
Beejay Boy |
| Arthur Murphy | Ararat
28-Jan-21,
Golden Lance |
| Arthur O. Agostini | |
| Arthur Pace | Swan Hill
23-Nov-25,
Manhattan Darling |
| Arturo A Arrospide | San Isidro
07-May-23,
Batty Mayor |
| Arturo Arrospide | Palermo
04-May-24,
Doctor Navarro |
| Arturo Chavez | Zia Park
09-Dec-25,
Forever Now |
| Arturo Garcia | Lone Star Park
15-Nov-25,
Zef Lucky Seis |
| Arturo Iii Terrazas | Sam Houston Race Park
23-Apr-23,
La Zooming First |
| Arturo J. Williams | |
| Arturo J. Williams | Los Alamitos Racecourse
14-Dec-25,
Details Matter |
| Arturo Juarez | Sam Houston Race Park
29-Apr-23,
Mg Boy Time |
| Arturo Juarez Flores | Lone Star Park
16-Nov-25,
Ttt Rare Chick |
| Arturo Williams | Los Alamitos
16-Jun-24,
Echo Alpha Six |
| As&d Allard | |
| As&D Allard | Chantilly
11-Dec-25,
Treizieme Mois |
| Ash Skelton | Warwick
18-Jun-20,
Simderella |
| Ashlea Stelmach | Pinjarra Park
13-Jul-17,
Persona |
| Ashlee Grives | Goulburn
24-May-24,
Down To Earth |
| Ashlee Wolf | Sunray Park
19-May-25,
Best Choice Baby |
| Ashleigh Smith | Albury
13-Dec-25,
All About Lizzie |
| Ashleigh Woollett | Ascot
13-Dec-25,
Red Top |
| Ashley Castrenze | Delaware Park
23-Aug-24,
Aeonian |
| Ashley Dunn | Louisiana Downs
15-Sep-24,
I Am On The List |
| Ashley Fortune | Vaal
27-Jun-23,
Laetitia's Angel |
| Ashley Frye | Riccarton Park Synthetic
05-Dec-25,
Forseti |