All competitionsDivision Three (South)FA Cup
| Date | Match | Result | Score | Competition |
|---|---|---|---|---|
| 28 Aug 1920 | Portsmouth v Swansea Town | L | 3-0 | Division Three (South) |
| 02 Sep 1920 | Swansea Town v Watford | W | 2-1 | Division Three (South) |
| 04 Sep 1920 | Swansea Town v Portsmouth | D | 0-0 | Division Three (South) |
| 08 Sep 1920 | Watford v Swansea Town | L | 3-0 | Division Three (South) |
| 11 Sep 1920 | Luton Town v Swansea Town | L | 3-0 | Division Three (South) |
| 16 Sep 1920 | Swansea Town v Norwich City | W | 5-2 | Division Three (South) |
| 18 Sep 1920 | Swansea Town v Luton Town | D | 1-1 | Division Three (South) |
| 25 Sep 1920 | Northampton Town v Swansea Town | L | 2-0 | Division Three (South) |
| 02 Oct 1920 | Swansea Town v Northampton Town | D | 2-2 | Division Three (South) |
| 09 Oct 1920 | Southampton v Swansea Town | L | 3-0 | Division Three (South) |
| 16 Oct 1920 | Swansea Town v Southampton | D | 1-1 | Division Three (South) |
| 23 Oct 1920 | Swansea Town v Queens Park Rangers | L | 1-3 | Division Three (South) |
| 30 Oct 1920 | Queens Park Rangers v Swansea Town | D | 1-1 | Division Three (South) |
| 06 Nov 1920 | Swansea Town v Grimsby Town | W | 3-1 | Division Three (South) |
| 13 Nov 1920 | Grimsby Town v Swansea Town | W | 0-2 | Division Three (South) |
| 20 Nov 1920 | Swansea Town v Brighton and Hove Albion | D | 0-0 | Division Three (South) |
| 27 Nov 1920 | Brighton and Hove Albion v Swansea Town | D | 1-1 | Division Three (South) |
| 04 Dec 1920 | Swansea Town v Crystal Palace | D | 0-0 | Division Three (South) |
| 11 Dec 1920 | Crystal Palace v Swansea Town | W | 0-1 | Division Three (South) |
| 25 Dec 1920 | Bristol Rovers v Swansea Town | W | 1-2 | Division Three (South) |
| 27 Dec 1920 | Swansea Town v Bristol Rovers | D | 2-2 | Division Three (South) |
| 01 Jan 1921 | Norwich City v Swansea Town | D | 1-1 | Division Three (South) |
| 08 Jan 1921 | Swansea Town v Bury | W | 3-0 | FA Cup |
| 15 Jan 1921 | Southend United v Swansea Town | W | 1-2 | Division Three (South) |
| 22 Jan 1921 | Swansea Town v Southend United | W | 2-0 | Division Three (South) |
| 29 Jan 1921 | Swansea Town v Plymouth Argyle | L | 1-2 | FA Cup |
| 05 Feb 1921 | Brentford v Swansea Town | W | 1-2 | Division Three (South) |
| 12 Feb 1921 | Merthyr Town v Swansea Town | W | 0-3 | Division Three (South) |
| 19 Feb 1921 | Swansea Town v Merthyr Town | W | 1-0 | Division Three (South) |
| 26 Feb 1921 | Plymouth Argyle v Swansea Town | L | 1-0 | Division Three (South) |
| 05 Mar 1921 | Swansea Town v Plymouth Argyle | W | 3-0 | Division Three (South) |
| 12 Mar 1921 | Exeter City v Swansea Town | W | 1-2 | Division Three (South) |
| 19 Mar 1921 | Swansea Town v Exeter City | W | 2-1 | Division Three (South) |
| 25 Mar 1921 | Swansea Town v Reading | W | 2-1 | Division Three (South) |
| 26 Mar 1921 | Swansea Town v Millwall | D | 0-0 | Division Three (South) |
| 28 Mar 1921 | Reading v Swansea Town | W | 1-3 | Division Three (South) |
| 02 Apr 1921 | Millwall v Swansea Town | W | 0-2 | Division Three (South) |
| 09 Apr 1921 | Newport County v Swansea Town | D | 1-1 | Division Three (South) |
| 16 Apr 1921 | Swansea Town v Newport County | L | 1-2 | Division Three (South) |
| 23 Apr 1921 | Swansea Town v Gillingham | W | 2-0 | Division Three (South) |
| 28 Apr 1921 | Swansea Town v Brentford | D | 1-1 | Division Three (South) |
| 30 Apr 1921 | Gillingham v Swansea Town | L | 2-1 | Division Three (South) |
| 02 May 1921 | Swansea Town v Swindon Town | D | 1-1 | Division Three (South) |
| 07 May 1921 | Swindon Town v Swansea Town | D | 0-0 | Division Three (South) |
Content retrieved from: https://www.11v11.com/teams/swansea-city/tab/matches/season/1921.