| J J Slevin (Jockey) last month / 50 races (Form details from all UK, Irish and South African thoroughbred races) | ||||||||||
| Race date, time | Course | Horse | Distance | Class | Fin pos | Trainer | SP | Prize money | Winner | |
| Track summary (since 2008) | ||||
| Track | Starts | Wins | 2nds | 3rds |
| Aintree | 4 | - | - | 1 |
| Ayr | 9 | 3 (33%) | 4 | - |
| Ballinrobe | 29 | 3 (10%) | 3 | 2 |
| Bangor | 1 | - | 1 | - |
| Bellewstown | 11 | - | 1 | 1 |
| Carlisle | 7 | 2 (29%) | 1 | 2 |
| Cartmel | 1 | - | - | - |
| Cheltenham | 16 | 1 (6%) | 2 | 1 |
| Chepstow | 1 | - | - | - |
| Clonmel | 43 | 3 (7%) | 3 | 7 |
| Cork | 42 | 7 (17%) | 3 | 3 |
| Doncaster | 3 | - | - | 2 |
| Down Royal | 32 | 3 (9%) | 4 | 6 |
| Downpatrick | 38 | 5 (13%) | 5 | 5 |
| Fairyhouse | 49 | 3 (6%) | 1 | 3 |
| Ffos Las | 3 | - | - | - |
| Fontwell | 1 | - | - | - |
| Galway | 46 | 2 (4%) | 3 | 1 |
| Gowran Park | 38 | 3 (8%) | 4 | 6 |
| Hereford | 1 | - | - | - |
| Huntingdon | 2 | - | 1 | - |
| Kelso | 1 | - | 1 | - |
| Kilbeggan | 44 | 3 (7%) | 4 | 6 |
| Killarney | 22 | 2 (9%) | 3 | 1 |
| Leopardstown | 14 | 4 (29%) | 2 | 1 |
| Limerick | 59 | 5 (8%) | 10 | 2 |
| Listowel | 24 | - | 3 | 3 |
| Ludlow | 1 | - | - | - |
| Naas | 18 | - | 3 | 2 |
| Navan | 18 | 1 (6%) | 1 | - |
| Newbury | 3 | 2 (67%) | - | 1 |
| Newcastle | 1 | - | - | - |
| Nottingham | 1 | - | - | - |
| Plumpton | 1 | - | - | - |
| Punchestown | 67 | 4 (6%) | 6 | 4 |
| Roscommon | 20 | 1 (5%) | 1 | 4 |
| Sligo | 13 | 1 (8%) | 3 | 1 |
| Stratford | 2 | - | - | - |
| Thurles | 35 | 4 (11%) | 2 | 2 |
| Tipperary | 27 | 1 (4%) | 3 | 2 |
| Tramore | 42 | 2 (5%) | 4 | 4 |
| Warwick | 2 | - | - | - |
| Wexford | 79 | 8 (10%) | 7 | 5 |
| Worcester | 1 | - | 1 | - |
| Total | 872 | 73 | 90 | 78 |
| Going summary (since 2008) | ||||
| Going | Starts | Wins | 2nds | 3rds |
| 15 | - | - | - | |
| Good | 291 | 26 (9%) | 36 | 28 |
| Good to firm | 46 | 3 (7%) | 2 | 4 |
| Good to soft | 12 | 2 (17%) | 4 | 2 |
| Good to yielding | 51 | 3 (6%) | 1 | 2 |
| Heavy | 121 | 10 (8%) | 16 | 8 |
| Soft | 164 | 12 (7%) | 18 | 19 |
| Soft to heavy | 77 | 9 (12%) | 4 | 6 |
| Yielding | 68 | 7 (10%) | 8 | 8 |
| Yielding to soft | 27 | 1 (4%) | 1 | 1 |
| Total | 872 | 73 | 90 | 78 |
| Year summary | ||||
| Year | Starts | Wins | 2nds | 3rds |
| 2009 | 5 | - | - | - |
| 2010 | 2 | - | - | - |
| 2011 | 31 | - | 3 | 3 |
| 2012 | 54 | - | 4 | 1 |
| 2013 | 29 | 1 (3%) | 1 | - |
| 2014 | 30 | - | - | 1 |
| 2015 | 62 | 3 (5%) | 10 | 9 |
| 2016 | 72 | 10 (14%) | 8 | 5 |
| 2017 | 356 | 40 (11%) | 40 | 38 |
| 2018 | 231 | 19 (8%) | 24 | 21 |
| Total | 872 | 73 | 90 | 78 |