| Date of birth | 1879 |
| Place of birth | Manchester |
| Position | Forward |
Harry Lappin joined Newton Heath shortly before the club's reformation as Manchester United. A lively inside forward he was released by the new regime.
| Season | Team | Competition | Apps | Subs | Goals | Y | R |
|---|---|---|---|---|---|---|---|
| 1900-01 | Manchester United | League Division Two | 1 | ||||
| 1901-02 | Manchester United | League Division Two | 21 | 3 |
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| 1902-03 | Manchester United | League Division Two | 5 | 1 |
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 | |
|---|---|---|---|---|---|
| 27 Apr 1901 | Manchester United v Chesterfield Town | W | 1-0 | League Division Two | |
| 07 Sep 1901 | Manchester United v Gainsborough Trinity | W | 3-0 | League Division Two | |
| 14 Sep 1901 | Middlesbrough v Manchester United | L | 5-0 | League Division Two | |
| 21 Sep 1901 | Manchester United v Bristol City | W | 1-0 | League Division Two | |
| 28 Sep 1901 | Blackpool v Manchester United | W | 2-4 | League Division Two | |
| 05 Oct 1901 | Manchester United v Stockport County | D | 3-3 | League Division Two | |
| 16 Nov 1901 | Woolwich Arsenal v Manchester United | L | 2-0 | League Division Two | |
| 30 Nov 1901 | Leicester City v Manchester United | L | 3-2 | League Division Two | |
| 01 Jan 1902 | Manchester United v Preston North End | L | 0-2 | League Division Two | |
| 04 Jan 1902 | Gainsborough Trinity v Manchester United | D | 1-1 | League Division Two | |
| 18 Jan 1902 | Bristol City v Manchester United | L | 4-0 | League Division Two | |
| 25 Jan 1902 | Manchester United v Blackpool | L | 0-1 | League Division Two | |
| 01 Feb 1902 | Stockport County v Manchester United | L | 1-0 | League Division Two | |
| 11 Feb 1902 | Manchester United v Burnley | W | 2-0 | League Division Two | |
| 15 Feb 1902 | Manchester United v Glossop North End | W | 1-0 | League Division Two | |
| 22 Feb 1902 | Doncaster Rovers v Manchester United | L | 4-0 | League Division Two | |
| 15 Mar 1902 | Manchester United v Woolwich Arsenal | L | 0-1 | League Division Two | |
| 17 Mar 1902 | Chesterfield Town v Manchester United | L | 3-0 | League Division Two | |
| 19 Apr 1902 | Port Vale v Manchester United | D | 1-1 | League Division Two | |
| 21 Apr 1902 | Manchester United v Burton United | W | 3-1 | League Division Two | |
| 23 Apr 1902 | Manchester United v Chesterfield Town | W | 2-0 | League Division Two | |
| 20 Dec 1902 | Port Vale v Manchester United | D | 1-1 | League Division Two | |
| 26 Dec 1902 | Manchester United v Blackpool | D | 2-2 | League Division Two | |
| 27 Dec 1902 | Manchester United v Barnsley | W | 2-1 | League Division Two | |
| 03 Jan 1903 | Manchester United v Gainsborough Trinity | W | 3-1 | League Division Two | |
| 10 Jan 1903 | Burton United v Manchester United | L | 3-1 | League Division Two | |
Please note: Match history is complete for the Premier and Football Leagues and (in most cases all) internationals.