Rian O'Sullivan
| Date of birth | 04 June 1999 |
| Place of birth | Tralee |
| Nationality | Irish |
| Position | Defender |
Rian O'Sullivan played for Tralee Dynamos during his youth career.
Club history
| Team | Joined | Left | Loan / Trialist |
|---|---|---|---|
| Brighton and Hove Albion | 01 Jul 2017 | 30 Jun 2018 | |
| Worthing | 30 Aug 2017 | 30 Jan 2018 | L |
| Carshalton Athletic | 31 Jan 2018 | 31 May 2018 | L |