J P Costello Grand National Wins
J P Costello has never trained a horse that has won the Grand National.
Their best finish to date was in 1971 with King Vulgan ridden by John Crowley who came 8th.
Full Results
| Year | Horse | Result | Prize Money | Jockey |
|---|---|---|---|---|
| 1971 | King Vulgan | 8 | - | John Crowley |