P: 15 W: 8 D: 1 L: 6
Last meeting: 20 Oct 1990 — Gloucester City v Llanelli (0-3)
| Season | Date | Match | Result | Score | Competition |
|---|---|---|---|---|---|
| 1950-51 | 05 Oct 1950 | Gloucester City v Llanelli | W | 3-1 | LEAGUE |
| 1950-51 | 08 May 1951 | Llanelli v Gloucester City | W | 3-1 | LEAGUE |
| 1951-52 | 08 May 1951 | Gloucester City v Llanelli | W | 3-1 | LEAGUE |
| 1951-52 | 19 Apr 1952 | Gloucester City v Llanelli | W | 2-0 | LEAGUE |
| 1951-52 | 03 May 1952 | Llanelli v Gloucester City | L | 1-5 | LEAGUE |
| 1952-53 | 03 May 1952 | Gloucester City v Llanelli | L | 1-5 | LEAGUE |
| 1952-53 | 28 Aug 1952 | Gloucester City v Llanelli | W | 4-2 | LEAGUE |
| 1952-53 | 22 Sep 1952 | Llanelli v Gloucester City | W | 3-1 | LEAGUE |
| 1953-54 | 12 Nov 1953 | Gloucester City v Llanelli | W | 4-1 | LEAGUE |
| 1953-54 | 27 Mar 1954 | Llanelli v Gloucester City | W | 2-0 | LEAGUE |
| 1979-80 | 10 Sep 1980 | Gloucester City v Llanelli | D | 2-2 | FA TROPHY |
| 1979-80 | 17 Sep 1980 | Gloucester City v Llanelli | L | 0-7 | FA TROPHY |
| 1982-83 | 18 Sep 1982 | Gloucester City v Llanelli | L | 0-1 | FA CUP |
| 1984-85 | 15 Sep 1984 | Llanelli v Gloucester City | L | 2-5 | FA CUP |
| 1990-91 | 20 Oct 1990 | Gloucester City v Llanelli | L | 0-3 | FA TROPHY |