We take a look at our head to head v Swansea City.
| Date | Match | Result | Score | Competition |
| 25 Sep 1920 | Northampton Town v Swansea Town | W | 2-0 | Division Three (South) |
| 02 Oct 1920 | Swansea Town v Northampton Town | D | 2-2 | Division Three (South) |
| 04 Feb 1922 | Northampton Town v Swansea Town | L | 0-1 | Division Three (South) |
| 11 Feb 1922 | Swansea Town v Northampton Town | D | 2-2 | Division Three (South) |
| 03 Feb 1923 | Swansea Town v Northampton Town | L | 4-0 | Division Three (South) |
| 10 Feb 1923 | Northampton Town v Swansea Town | L | 1-3 | Division Three (South) |
| 08 Sep 1923 | Swansea Town v Northampton Town | L | 2-1 | Division Three (South) |
| 15 Sep 1923 | Northampton Town v Swansea Town | W | 2-0 | Division Three (South) |
| 04 Oct 1924 | Northampton Town v Swansea Town | L | 1-3 | Division Three (South) |
| 07 Feb 1925 | Swansea Town v Northampton Town | L | 2-1 | Division Three (South) |
| 22 Nov 1947 | Swansea Town v Northampton Town | L | 5-1 | Division Three (South) |
| 10 Apr 1948 | Northampton Town v Swansea Town | L | 0-1 | Division Three (South) |
| 13 Nov 1948 | Swansea Town v Northampton Town | L | 1-0 | Division Three (South) |
| 09 Apr 1949 | Northampton Town v Swansea Town | L | 0-1 | Division Three (South) |
| 16 Nov 1963 | Northampton Town v Swansea Town | L | 2-3 | League Division Two |
| 07 Apr 1964 | Swansea Town v Northampton Town | D | 1-1 | League Division Two |
| 21 Nov 1964 | Northampton Town v Swansea Town | W | 2-1 | League Division Two |
| 03 Apr 1965 | Swansea Town v Northampton Town | W | 1-2 | League Division Two |
| 20 Sep 1969 | Swansea Town v Northampton Town | L | 3-2 | League Division Four |
| 10 Apr 1970 | Northampton Town v Swansea Town | W | 4-1 | League Division Four |
| 18 Sep 1973 | Swansea City v Northampton Town | D | 1-1 | League Division Four |
| 02 Oct 1973 | Northampton Town v Swansea City | W | 2-0 | League Division Four |
| 26 Oct 1974 | Northampton Town v Swansea City | W | 5-1 | League Division Four |
| 05 Apr 1975 | Swansea City v Northampton Town | L | 1-0 | League Division Four |
| 19 Sep 1975 | Northampton Town v Swansea City | D | 0-0 | League Division Four |
| 16 Jan 1976 | Swansea City v Northampton Town | D | 1-1 | League Division Four |
| 03 Dec 1977 | Swansea City v Northampton Town | W | 2-4 | League Division Four |
| 22 Apr 1978 | Northampton Town v Swansea City | W | 3-1 | League Division Four |
| 20 Sep 1986 | Swansea City v Northampton Town | L | 2-1 | League Division Four |
| 14 Feb 1987 | Northampton Town v Swansea City | L | 0-1 | League Division Four |
| 15 Oct 1988 | Swansea City v Northampton Town | L | 1-0 | League Division Three |
| 19 Nov 1988 | Swansea City v Northampton Town | L | 3-1 | FA Cup |
| 25 Feb 1989 | Northampton Town v Swansea City | W | 1-0 | League Division Three |
| 26 Aug 1989 | Swansea City v Northampton Town | D | 1-1 | League Division Three |
| 13 Jan 1990 | Northampton Town v Swansea City | D | 1-1 | League Division Three |
| 29 Nov 1994 | Northampton Town v Swansea City | L | 0-1 | Auto Windscreens Shield |
| 02 Nov 1996 | Swansea City v Northampton Town | L | 1-0 | League Division 3 |
| 08 Feb 1997 | Northampton Town v Swansea City | L | 1-2 | League Division 3 |
| 24 May 1997 | Northampton Town v Swansea City | W | 1-0 | League Division 3 Play-Offs |
| 02 Nov 1999 | Northampton Town v Swansea City | W | 2-1 | League Division 3 |
| 10 Mar 2000 | Swansea City v Northampton Town | L | 4-1 | League Division 3 |
| 27 Feb 2001 | Northampton Town v Swansea City | W | 2-1 | League Division 2 |
| 10 Mar 2001 | Swansea City v Northampton Town | D | 1-1 | League Division 2 |
| 17 Nov 2003 | Northampton Town v Swansea City | W | 2-1 | League Division 3 |
| 24 Apr 2004 | Swansea City v Northampton Town | W | 0-2 | League Division 3 |
| 07 Aug 2004 | Swansea City v Northampton Town | W | 0-2 | League Two |
| 19 Mar 2005 | Northampton Town v Swansea City | D | 2-2 | League Two |
| 28 Oct 2006 | Northampton Town v Swansea City | W | 1-0 | League One |
| 24 Mar 2007 | Swansea City v Northampton Town | L | 2-1 | League One |
| 04 Dec 2007 | Swansea City v Northampton Town | L | 3-0 | League One |
| 15 Mar 2008 | Northampton Town v Swansea City | W | 4-2 | League One |
| 13 Aug 2019 | Swansea City v Northampton Town | L | 3-1 | League Cup |