| Howard Keen | Fort Erie
14-Oct-24,
Easy Access |
| Howard Mathews | Awapuni Synthetic
31-Jul-26,
Justify That |
| Howard R. Brown, Jr. | Penn National
01-Aug-26,
Big Boys Answer |
| Howard Rubin | Santa Anita
18-May-26,
Elegant Life |
| Howard S. Grim | |
| Howard Wilson | Eagle Farm
15-Dec-12,
FIFTEEN CARAT |
| Huber Dominguez | Gulfstream
03-Aug-26,
La Rodada |
| Hubert Pinnock | Gulfstream
04-Aug-26,
Oxar |
| Hudo O O | Hipodromo Chile
04-May-25,
Undecided |
| Hugh Dunne | Gold Coast
13-Feb-16,
Tantrum Testa |
| Hugh H. Robertson | Fair Grounds
07-Mar-26,
Heylookmeover |
| Hugh I. McMahon | Colonial Downs
03-Aug-26,
Lien On Her |
| Hugh McMahon | Colonial Downs
14-Jul-26,
Dream Overture |
| Hugh Moran | Randwick
01-Nov-11,
Dundrum |
| Hugh Robertson | Hawthorne
02-May-25,
Pure Hickory |
| Hugo A Acuna | Palermo
07-Nov-23,
Hector S |
| Hugo A Aliano | Palermo
14-Nov-23,
Burnaby |
| Hugo A Faget | Palermo
31-Oct-23,
La Amorosa |
| Hugo A Gimenez | San Isidro
29-Jun-23,
Seductor Way |
| Hugo A Malarino | |
| Hugo Acuna | San Isidro
10-Apr-25,
El Islandes |
| Hugo Aldabe | San Isidro
19-Oct-24,
Wink D'oro |
| Hugo Aliano | San Isidro
03-Apr-25,
Inter Spring |
| Hugo Andrade | Thistledown
28-Jul-26,
Low Standards |
| Hugo Casenave | San Isidro
13-Feb-25,
El Biromista |
| Hugo Costantino | San Isidro
26-Apr-25,
Haap Rin |
| Hugo D Ortiz | Palermo
21-May-23,
Angiolado |
| Hugo D Sanagua | Palermo
14-Nov-23,
Valentia Planet |
| Hugo Dardanelo | Palermo
12-Nov-23,
Soy Coquita |
| Hugo Delia | San Isidro
04-Sep-23,
Misil Amorosa |
| Hugo Diaz | San Isidro
29-Jun-23,
Candy Delfin |
| Hugo E Morales | Palermo
08-Aug-23,
Rey Del Juego |
| Hugo E Serrato | San Isidro
30-Nov-23,
Mirtina Ju |
| Hugo F Fuentes | Palermo
19-May-23,
Giacom Seattle |
| Hugo Faget | San Isidro
19-Mar-25,
Humorada Halo |
| Hugo Malarino | San Isidro
15-May-25,
Codificado Cat |
| Hugo Morales | San Isidro
27-Feb-25,
Britanico Chuck |
| Hugo O. Padilla | Penn National
25-Jul-26,
Formaggio |
| Hugo Ortiz | San Isidro
09-Nov-23,
Quiet Y Caprichoso |
| Hugo P C C | Concepcion
24-Nov-23,
El Madrileno |
| Hugo Padilla | Penn National
06-Mar-26,
Aruma |
| Hugo Palmer | |
| Hugo Perez | San Isidro
22-May-25,
Operistico |
| Hugo Porcel | San Isidro
27-Mar-25,
Power Is Power |
| Hugo Quinteros | San Isidro
16-Feb-25,
El Crazy Chuck |
| Hugo Rodriguez | Fairmount Park
05-Aug-26,
Code Runner |
| Hugo Sanagua | San Isidro
22-Feb-25,
Fox Embrujado |
| Hugo Stieben | San Isidro
26-Sep-24,
Forastero Fast |
| Hugo Zengaro | San Isidro
09-Nov-24,
Full Believe |
| Huia Bishop | Pukekura Raceway
20-Jul-13,
Alignadreams |
| Humberto Benesperi | San Isidro
10-Apr-25,
Bien Acertado |
| Humberto Chaulet | San Isidro
15-Jun-23,
Manda De Noche |
| Humberto D Quadri | Palermo
14-Nov-23,
Ayer Y Hoy |
| Humberto J Benesperi | Palermo
10-Nov-23,
Nochero Querido |
| Humberto Paez | San Isidro
23-Dec-24,
El Roty |
| Humberto Ramirez | Turf Paradise
25-Mar-26,
Triple D Governor |
| Humberto S Vilches | Palermo
13-Aug-23,
Poker Spring |
| Humberto Tena | |
| Humberto Tena Jr | Sunray Park
18-Apr-26,
Good Seperation |
| Humberto Vilches | San Isidro
30-Jan-25,
Sarapio |