Top Competitions
Top Leagues
Top Players
Top Coaches
Player Info
Overview
Strengths
- Disciplined
- Attacking threat
Key traits
- Ireland international
Next match
Karl O'Sullivan profile
- Current team
-
Treaty United
- Position
- Forward
- Nationality
-
Ireland
- Date of birth
- 13 Oct 1999 (26 years)
- Height
- 175 cm
- Short name
- K.O'Sullivan
Karl O'Sullivan recent team matches
| Fixture | League | Date | Result |
|---|---|---|---|
Athlone Town vs Treaty United
|
Ireland First Division | 08 May 2026 | 0 – 0 |
|
Treaty United vs Wexford
|
Ireland First Division | 04 May 2026 | 1 – 0 |
Bray Wanderers vs Treaty United
|
Ireland First Division | 01 May 2026 | 2 – 2 |
|
Treaty United vs UC Dublin
|
Ireland First Division | 24 Apr 2026 | 0 – 3 |
Kerry FC vs Treaty United
|
Ireland First Division | 17 Apr 2026 | 1 – 1 |
|
Treaty United vs Finn Harps
|
Ireland First Division | 15 May 2026 | Upcoming |
|
Treaty United vs Cobh Ramblers
|
Ireland First Division | 22 May 2026 | Upcoming |
Longford Town vs Treaty United
|
Ireland First Division | 29 May 2026 | Upcoming |
|
Treaty United vs Bray Wanderers
|
Ireland First Division | 12 Jun 2026 | Upcoming |
Cork City vs Treaty United
|
Ireland First Division | 19 Jun 2026 | Upcoming |
Ireland vs North Macedonia
|
International Friendly | 31 Mar 2026 | 0 – 0 |
Czechia vs Ireland
|
FIFA World Cup qualification (UEFA) | 26 Mar 2026 | 2 – 2 |
Hungary vs Ireland
|
FIFA World Cup qualification (UEFA) | 16 Nov 2025 | 2 – 3 |
|
Ireland vs Portugal
|
FIFA World Cup qualification (UEFA) | 13 Nov 2025 | 2 – 0 |
|
Ireland vs Armenia
|
FIFA World Cup qualification (UEFA) | 14 Oct 2025 | 1 – 0 |
|
Ireland vs Qatar
|
International Friendly | 28 May 2026 | Upcoming |
Canada vs Ireland
|
International Friendly | 05 Jun 2026 | Upcoming |
Kosovo vs Ireland
|
UEFA Nations League | 24 Sep 2026 | Upcoming |
Israel vs Ireland
|
UEFA Nations League | 27 Sep 2026 | Upcoming |
|
Ireland vs Austria
|
UEFA Nations League | 01 Oct 2026 | Upcoming |
Treaty United upcoming fixtures
Treaty United recent results
Ireland national team
About Karl O'Sullivan
Karl O'Sullivan is a 26-year-old Ireland professional footballer who plays as a forward for Treaty United in Ireland.
Born on 13 October 1999 in Ireland, Karl O'Sullivan has been eligible for senior professional football since 2016. Karl O'Sullivan stands 175 cm tall.
As more Treaty United fixtures are played, Karl O'Sullivan's career totals, per-match breakdowns, season-by-season table, and attribute radar will update automatically on this page.
Next up: Treaty United vs Finn Harps in the Ireland First Division on Friday 15 May 2026 at 18:45 UTC. Most recent fixture: Athlone Town 0-0 Treaty United in the Ireland First Division.
Bookmark this Karl O'Sullivan hub on SportScore for live match updates, fresh goal totals, attribute radar changes, and every upcoming fixture — everything updates automatically as new data lands in our live feed.
Players from Ireland
Ireland competitions
Frequently asked questions about Karl O'Sullivan
What team does Karl O'Sullivan play for?
Karl O'Sullivan currently plays for Treaty United in Ireland.
What position does Karl O'Sullivan play?
Karl O'Sullivan plays as a forward.
How old is Karl O'Sullivan?
Karl O'Sullivan was born on 13 October 1999, making them 26 years old.
What nationality is Karl O'Sullivan?
Karl O'Sullivan represents Ireland.
How tall is Karl O'Sullivan?
Karl O'Sullivan stands 175 cm tall.
When does Karl O'Sullivan's team play next?
Treaty United's next fixture is Treaty United vs Finn Harps in the Ireland First Division on Friday, 15 May 2026 at 18:45 UTC.
Does Karl O'Sullivan play for the national team?
Karl O'Sullivan is eligible for Ireland. Their next match is Ireland vs Qatar on Thursday 28 May 2026 UTC.
Statistics
Teammates
- Anthony O'Donnell Defender
- Ben Feeney Forward
- Ben Lynch Defender
- Benjamin Lee Midfielder
- Benjamin Lynch Defender
- Carl Williams Goalkeeper
- Christopher Horgan Defender
- Colin Conroy Midfielder
- Colin Kelly Forward
- Conor Winn Goalkeeper
- Conor wall Goalkeeper
- D. Nwankwo Defender
- Darren Collins Forward
- Enda Curran Forward
- Eric Yoro Defender
- Fionn Doherty Defender
- Harry Sherlock Defender
- Jack Brady Goalkeeper
- Joe Hanson Forward
- Josh Quinlivan Forward
Other forwards
- Aaron Ashe Ireland
- Aaron Connolly Ireland
- Aaron Connolly Ireland
- Aaron Dobbs Ireland
- Aaron Dobbs Ireland
- Aaron Drinan Ireland
- Aaron Drinan Ireland
- Aaron Greene Ireland