| J Adams | San Isidro,
22-Feb-25 |
| J And M Express | Santa Anita,
13-Jun-25 |
| J B Gray | Fair Grounds,
18-Jan-25 |
| J B Strikes Back | Santa Anita,
02-Mar-25 |
| J B's Legacy | Will Rogers Downs,
06-Mar-24 |
| J Be Beauty | San Isidro,
27-Jul-24 |
| J Be Equiworld | Palermo,
06-May-23 |
| J Be Game | San Isidro,
26-Apr-25 |
| J Be Jeep | Palermo,
08-May-23 |
| J Be Question | San Isidro,
29-Jun-24 |
| J Beresford Tipton | Tampa Bay Downs,
25-Mar-23 |
| J Best Princess | Turf Paradise,
17-Dec-22 |
| J Best Queen | Turf Paradise,
08-Mar-23 |
| J Bird Time | Turfway Park,
09-Mar-24 |
| J Bob | Will Rogers Downs,
10-May-23 |
| J Bond | Ohi,
02-Sep-25 |
| J Buddy | Mombetsu,
01-Oct-25 |
| J C International | Newcastle,
20-Sep-23 |
| J C's A Legend | Emerald Downs,
28-Jun-25 |
| J Candy | Delaware Park,
05-Oct-25 |
| J D Advantage | Finger Lakes,
27-Nov-24 |
| J D Factor | Colonial Downs,
22-Aug-25 |
| J D's Rude Boy | Golden Gate Fields,
08-Jun-24 |
| J David | Churchill Downs,
23-Nov-24 |
| J Dutton | Santa Anita,
17-Jan-25 |
| J El Soverano | Retama Park,
04-Jul-25 |
| J F's Senna | Sam Houston Race Park,
07-Jan-23 |
| J G Jett | Charles Town,
18-Feb-24 |
| J J Grey | Keeneland,
25-Oct-25 |
| J J Jazz | Sam Houston Race Park,
25-Feb-24 |
| J J Jumbo | Dundalk,
02-Feb-23 |
| J J Loves Billy | Delaware Park,
28-Jun-24 |
| J J Monet | Gulfstream,
06-Sep-25 |
| J J Moon | Newton Abbot,
30-Oct-25 |
| J J Pacheco | Laurel Park,
26-Oct-25 |
| J J Stingleton | Kempton,
13-Jul-23 |
| J J Valentin | Monmouth Park,
20-Jul-25 |
| J J Zo Zo | Monmouth Park,
25-Aug-25 |
| J J Zoomin | Horseshoe Indianapolis,
12-Oct-23 |
| J J's Fancy | Mahoning Valley,
02-Jan-24 |
| J J's Honor | Gulfstream,
21-Feb-25 |
| J J's Joker | Keeneland,
13-Oct-25 |
| J J's Joy | Charles Town,
19-Jul-24 |
| J J's Justice | Tampa Bay Downs,
11-Jan-23 |
| J J's Ranger | Horseshoe Indianapolis,
07-Nov-25 |
| J J's Solution | Fairmount Park,
16-Oct-24 |
| J J's Wildcat | Canterbury Park,
25-Aug-25 |
| J K Black | Mizusawa,
22-Dec-24 |
| J K Bomber | Mombetsu,
21-Aug-25 |
| J K Bonita | Kanazawa,
10-Oct-23 |
| J K Boss | Kawasaki,
12-Oct-23 |
| J K Claude | Ohi,
18-Apr-25 |
| J K Faith | Ohi,
04-Oct-23 |
| J K Fine | Kanazawa,
02-Jun-25 |
| J K Heroine | Kanazawa,
03-Nov-24 |
| J K Leon | Saga,
04-Feb-24 |
| J K London | Ohi,
02-Nov-23 |
| J K Milimili | Kanazawa,
03-Jun-25 |
| J K Tarumae | Kanazawa,
25-Jun-23 |
| J K Uluru | Mombetsu,
17-Sep-24 |