P: 32 W: 12 D: 3 L: 17
Last meeting: 02 Sep 1989 — Llanelli v Milford United (2-0)
| Season | Date | Match | Result | Score | Competition |
|---|---|---|---|---|---|
| 1948-49 | 25 Sep 1948 | Llanelli v Milford United | L | 0-3 | WELSH SENIOR CUP |
| 1948-49 | 23 Oct 1948 | Milford United v Llanelli | L | 0-2 | LEAGUE |
| 1948-49 | 27 Nov 1948 | Llanelli v Milford United | D | 2-2 | LEAGUE |
| 1971-72 | 19 Feb 1972 | Llanelli v Milford United | W | 6-0 | LEAGUE |
| 1975-76 | Llanelli v Milford United | W | 1-0 | WELSH CUP 1R | |
| 1978-79 | Milford United v Llanelli | L | 0-3 | SA BRAINS CUP 3R | |
| 1978-79 | Llanelli v Milford United | L | 0-2 | WWSC FINAL | |
| 1978-79 | 23 Aug 1978 | Llanelli v Milford United | W | 1-0 | LEAGUE |
| 1979-80 | Milford United v Llanelli | L | 0-3 | LEAGUE | |
| 1979-80 | 23 Feb 1980 | Llanelli v Milford United | W | 3-1 | LEAGUE |
| 1979-80 | 12 Sep 1980 | Milford United v Llanelli | L | 0-4 | WELSH CUP 1R |
| 1980-81 | 16 Aug 1980 | Llanelli v Milford United | W | 5-3 | SA BRAINS CUP 1R |
| 1980-81 | 07 Mar 1981 | Milford United v Llanelli | D | 1-1 | LEAGUE |
| 1980-81 | 01 Apr 1981 | Llanelli v Milford United | L | 0-1 | LEAGUE |
| 1981-82 | 10 Apr 1982 | Milford United v Llanelli | L | 1-3 | LEAGUE |
| 1981-82 | 12 May 1982 | Llanelli v Milford United | L | 2-4 | LEAGUE |
| 1982-83 | 20 Nov 1982 | Llanelli v Milford United | L | 1-3 | LEAGUE |
| 1982-83 | 19 Mar 1983 | Milford United v Llanelli | L | 2-3 | LEAGUE |
| 1983-84 | 10 Sep 1983 | Llanelli v Milford United | W | 1-0 | LEAGUE |
| 1983-84 | 22 Oct 1983 | Milford United v Llanelli | W | 1-0 | LEAGUE |
| 1984-85 | Llanelli v Milford United | W | 3-1 | LEAGUE | |
| 1984-85 | 29 Sep 1984 | Milford United v Llanelli | W | 4-1 | LEAGUE |
| 1985-86 | 02 Nov 1985 | Milford United v Llanelli | L | 0-2 | WELSH CUP 2R |
| 1985-86 | 21 Dec 1985 | Milford United v Llanelli | L | 0-1 | LEAGUE |
| 1985-86 | 05 Apr 1986 | Llanelli v Milford United | L | 2-3 | LEAGUE |
| 1986-87 | 28 Dec 1986 | Milford United v Llanelli | L | 0-2 | LEAGUE |
| 1986-87 | 14 Feb 1987 | Llanelli v Milford United | L | 0-3 | LEAGUE |
| 1987-88 | 19 Sep 1987 | Llanelli v Milford United | L | 0-3 | WELSH CUP 1R |
| 1987-88 | 19 Dec 1987 | Milford United v Llanelli | D | 2-2 | LEAGUE |
| 1987-88 | 16 Apr 1988 | Llanelli v Milford United | W | 2-1 | LEAGUE |
| 1989-90 | 19 Aug 1989 | Milford United v Llanelli | W | 3-1 | BRAINS 1R |
| 1989-90 | 02 Sep 1989 | Llanelli v Milford United | W | 2-0 | WELSH CUP 1R |