J. O'Sullivan
Premier Division · Midfielder · #16 · Republic of Ireland · 33 yrs
| Date | Type | From | To |
|---|---|---|---|
| 2025-12-30 | Free agent |  Shelbourne SHE | — |
| 2023-12-08 | Free |  Bohemians BOH | Shelbourne SHE |
| 2022-07-01 | Free |  Accrington ST ACC | Bohemians BOH |
| 2021-07-01 | Free |  Morecambe MOR | Accrington ST ACC |
| 2019-07-01 | Free |  Blackpool BLA | Morecambe MOR |
| 2019-02-01 | Loan | Blackpool BLA |  Dundee DUN |
| 2018-07-01 | Free |  Carlisle CAR | Blackpool BLA |
| 2017-01-30 | Free |  Blackburn BLA | Carlisle CAR |
| 2017-01-08 | N/A | Accrington ST ACC | Blackburn BLA |
| 2016-08-09 | Loan | Blackburn BLA | Accrington ST ACC |
| 2016-06-01 | N/A |  Bury BUR | Blackburn BLA |
| 2016-01-15 | Loan | Blackburn BLA | Bury BUR |
| 2016-01-03 | N/A |  Rochdale ROC | Blackburn BLA |
| 2015-11-26 | Loan | Blackburn BLA | Rochdale ROC |
| 2015-03-22 | N/A |  Barnsley BAR | Blackburn BLA |
| 2015-02-19 | Loan | Blackburn BLA | Barnsley BAR |
| 2015-01-01 | N/A | Accrington ST ACC | Blackburn BLA |
| 2014-09-19 | Loan | Blackburn BLA | Accrington ST ACC |
| 2014-07-01 | N/A |  Southport SOU | Blackburn BLA |
| 2014-01-09 | Loan | Blackburn BLA | Southport SOU |