Seamus O'Connell
| Date of birth | 01 January 1930 |
| Place of birth | Carlisle |
| Nationality | English |
| Position | Inside forward |
O'Connell scored a hat trick on his Chelsea debut. (a 6-5 home defeat by Manchester United) and went on to win a First Division champions medal at the end of his first season with the club.
| Team | Joined | Left | Loan / Trialist |
|---|---|---|---|
| Middlesbrough | 01 May 1953 | 01 Aug 1954 | |
| Chelsea | 01 Aug 1954 | 01 Feb 1958 |
| Season | Team | Competition | Apps | Subs | Goals | Y | R |
|---|---|---|---|---|---|---|---|
| 1953-54 | Middlesbrough | FA Cup | 2 | ||||
| 1953-54 | Middlesbrough | League Division One | 3 | 2 |
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| 1954-55 | Chelsea | FA Cup | 1 | 1 |
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| 1954-55 | Chelsea | League Division One | 10 | 7 |
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| 1955-56 | Chelsea | League Division One | 6 | 4 |
Please note: Career stats are based on performances in the Premier and Football Leagues and (in most cases all) internationals.
| Date | Match | Result | Competition | Round | |
|---|---|---|---|---|---|
| 16 Oct 1954 | Chelsea v Manchester United | L | 5-6 | League Division One | |
| 23 Oct 1954 | Blackpool v Chelsea | L | 1-0 | League Division One | |
| 30 Oct 1954 | Chelsea v Charlton Athletic | L | 1-2 | League Division One | |
| 27 Dec 1954 | Chelsea v Arsenal | D | 1-1 | League Division One | |
| 01 Jan 1955 | Bolton Wanderers v Chelsea | W | 2-5 | League Division One | |
| 08 Jan 1955 | Chelsea v Walsall | W | 2-0 | FA Cup | 3rd round |
| 19 Mar 1955 | Charlton Athletic v Chelsea | W | 0-2 | League Division One | |
| 23 Mar 1955 | Cardiff City v Chelsea | W | 0-1 | League Division One | |
| 09 Apr 1955 | Chelsea v Wolverhampton Wanderers | W | 1-0 | League Division One | |
| 23 Apr 1955 | Chelsea v Sheffield Wednesday | W | 3-0 | League Division One | |
| 30 Apr 1955 | Manchester United v Chelsea | L | 2-1 | League Division One | |
| 20 Aug 1955 | Chelsea v Bolton Wanderers | L | 0-2 | League Division One | |
| 24 Aug 1955 | Huddersfield Town v Chelsea | W | 1-3 | League Division One | |
| 27 Aug 1955 | Arsenal v Chelsea | D | 1-1 | League Division One | |
| 29 Aug 1955 | Chelsea v Huddersfield Town | D | 0-0 | League Division One | |
| 03 Sep 1955 | Chelsea v Portsmouth | L | 1-5 | League Division One | |
| 11 Feb 1956 | Manchester City v Chelsea | D | 2-2 | League Division One | |
Please note: Match history is complete for the Premier and Football Leagues and (in most cases all) internationals.