| William Cowans | Horseshoe Indianapolis
06-Jul-25,
Run Lily |
| William Cronin | Clonmel
22-Mar-23,
Grace Shelby |
| William D. Cowans | Keeneland
24-Apr-26,
Les Is Best |
| William Deaton | Gulfstream
14-Jul-24,
Dudefoolingdarling |
| William Dowling | Penn National
31-Oct-25,
The Man To See |
| William Downing | Tampa Bay Downs
20-Apr-26,
Expecting A Winner |
| William Duvall | Turfway Park
25-Jan-25,
Floris |
| William E. Deaton | Tampa Bay Downs
27-Apr-26,
Too Much Fun |
| William E. Duvall | Churchill Downs
27-Apr-26,
B D'S Angel |
| William E. Gallagher | Turfway Park
22-Dec-25,
Flash The Magic |
| William E. March | Tampa Bay Downs
29-Jan-26,
Protest |
| William E. Morey | Aqueduct
26-Apr-26,
Beary Funny |
| William E. Straughn | Charles Town
05-Apr-26,
Defiant Spirit |
| William Earl Atkins | Charles Town
11-Apr-26,
Rainbowsnsunshine |
| William Edwards | Turfway Park
27-Dec-24,
Baytown Kitty Cat |
| William Fires | Oaklawn Park
03-May-25,
Ryno Wrecker |
| William G Witherow | Mountaineer
10-Dec-25,
Boccabella |
| William G. Wofford | Turfway Park
29-Mar-26,
Run Forrest Run |
| William Gallagher | Keeneland
13-Apr-26,
Weekend Reveille |
| William Godecke | Pinjarra Park
26-Dec-13,
March Along |
| William Gowan | Mahoning Valley
26-Jan-25,
Territoriality |
| William Grainger | Colonial Downs
14-Sep-25,
Power Dance |
| William H. Bartlett | |
| William H. Fires | Oaklawn Park
25-Apr-26,
League Of Legends |
| William Haggas | Wetherby
26-Apr-26,
Sea The Storm |
| William Haggas | |
| William Harris | Turf Paradise
03-Jan-25,
Western Reserve |
| William Harvey | Curragh
19-Apr-26,
Blues Emperor |
| William Helmbrecht | Turfway Park
05-Jan-25,
Centrifugal Force |
| William Hogan | Delaware Park
21-Sep-24,
Dadashev |
| William Howard | Mountaineer
16-Jun-25,
Sharp Life |
| William I. Mott | |
| William J Hogan Jr. | Philadelphia Park
21-Aug-24,
Bella Maria |
| William J Williams | Rockhampton Sand Track
17-Dec-09,
ROCK OF MUFASA |
| William Jones | Charles Town
09-Dec-23,
Dearest M. A. |
| William Kropp | Toowoomba
25-Apr-26,
Amenophis |
| William L. Aylor, Jr. | Charles Town
12-Apr-26,
Abuelo Paps |
| William Lewis | Charles Town
21-Sep-24,
Gator Twenty Five |
| William Lewthwaite | Ascot
16-Dec-23,
Long Weekend |
| William Macvittie | |
| William March | Tampa Bay Downs
01-May-25,
Well Connected |
| William Martin | Oaklawn Park
04-May-25,
Getty's Revenge |
| William Mccall | |
| William McDonald | Mountaineer
09-Jul-25,
Uncaptured Faith |
| William McLeod | Rockhampton
01-Mar-12,
Razon De Jeu |
| William McMahon | Fort Erie
10-Sep-24,
Great Go Go |
| William Meister | Delaware Park
23-May-25,
Never More Valor |
| William Melvin | Gladstone
23-Oct-21,
Stumped |
| William Morey | Turfway Park
21-Mar-26,
Hardly Ready |
| William Morrissey | Kyneton
23-Apr-26,
Shay'S Way |
| William Mott | Aqueduct
13-Apr-26,
Lady Angelina |
| William Mullins | Del Mar
02-Nov-25,
Ethical Diamond |
| William N. Martin | Oaklawn Park
26-Apr-26,
Surfin' M |
| William P Murphy | Fairyhouse
06-Apr-26,
Clonmeen |
| William P. McCall Iii | Keeneland
25-Apr-26,
Punkin Boy |
| William Pearson | Cannon Park
26-Jul-09,
CHEYENNE KID |
| William Pholi | Aquis Park Gold Coast
19-Dec-20,
Dash for Van |
| William Pribble | Turfway Park
25-Jan-24,
Scarlet Miss |
| William Pugsley | Longreach
13-Apr-26,
Mistrey Emperor |
| William R. Helmbrecht | Turfway Park
27-Mar-26,
Run In Gold |