| Jack Apple | Musselburgh 1.45 | Fri |
| Jack The Gent | Wetherby 1.20 | Wed |
| Jake Spoon | Uttoxeter 3.35 | Thu |
| James Barrymore | Lingfield 1.55 | Fri |
| James Street | Southwell 12.30 | Tue |
| Janal | Musselburgh 12.10 | Fri |
| Janal | Musselburgh 1.10 | Fri |
| Jays Cottage | Towcester 3.50 | Sun |
| Jays Cottage | Towcester 3.50 | Sun |
| Jays Cottage | Chepstow 3.55 | Wed |
| Jays Cottage | Newbury 3.45 | Thu |
| Jenny's Gold | Lingfield 1.10 | Tue |
| Jenny's Gold | Lingfield 2.10 | Tue |
| Jeremiah | Lingfield 1.30 | Wed |
| Jerry's Agent | Navan 12.20 | Sun |
| Jessica | Towcester 2.45 | Sun |
| Jetlag | Ludlow 3.20 | Mon |
| Jigalo | Navan 3.05 | Sun |
| Jigsaw Dancer | Kempton 3.10 | Mon |
| Jigsaw Dancer | Newbury 2.40 | Thu |
| Jilly Why | Southwell 2.00 | Tue |
| Jinksy Minx | Lingfield 2.35 | Wed |
| Joe Rua | Kempton 8.20 | Wed |
| John Forbes | Aintree 1.10 | Sun |
| John Forbes | Aintree 1.10 | Sun |
| Johnstown Lad | Lingfield 3.05 | Fri |
| Joking Aside | Towcester 2.45 | Sun |
| Jolly Ranch | Lingfield 3.35 | Fri |
| Jonnie Skull | Lingfield 1.30 | Wed |
| Jord | Wolverhampton 9.20 | Fri |
| Josiah Bartlett | Wolverhampton 9.20 | Fri |
| Josr's Magic | Lingfield 2.00 | Wed |
| Joyeaux | Wolverhampton 9.20 | Fri |
| Jubilee Queen | Towcester 2.45 | Sun |
| Judge Roy Bean | Navan 12.55 | Sun |
| Jug Of Punch | Towcester 2.10 | Sun |
| Jug Of Punch | Ludlow 3.20 | Mon |
| Julius Caesar | Aintree 2.20 | Sun |
| Jump City | Taunton 12.35 | Thu |
| Jumpjack Flint | Lingfield 3.40 | Tue |
| Jupiter Warning | Lingfield 3.40 | Tue |
| Just Beware | Lingfield 3.10 | Tue |
| Just Bond | Wolverhampton 8.50 | Fri |
| Just Call Me Dave | Southwell 12.30 | Tue |
| Just Call Me Dave | Southwell 12.30 | Tue |
| Just For Jean | Musselburgh 12.15 | Sun |
| Just For Jean | Musselburgh 12.15 | Sun |
| Just For Men | Wetherby 12.50 | Wed |
| Just Jennings | Wetherby 3.35 | Wed |
| Just Maddie | Musselburgh 12.15 | Sun |
| Just Maddie | Musselburgh 12.15 | Sun |
| Just Posh | Musselburgh 12.10 | Fri |
| Just Smudge | Ludlow 2.50 | Mon |
| Just Smudge | Ludlow 2.50 | Mon |
| Justpourit | Aintree 12.35 | Sun |
| Justwhateverulike | Aintree 2.20 | Sun |
| Justwhateverulike | Aintree 2.20 | Sun |