P: 7 W: 6 D: 0 L: 1
Last meeting: 04 Oct 2003 — Llanelli v Morriston (5-0)
| Season | Date | Match | Result | Score | Competition |
|---|---|---|---|---|---|
| 1912-13 | 05 Nov 1912 | Llanelli v Morriston | W | 5-0 | WELSH CUP PR |
| 1979-80 | 04 Oct 1980 | Llanelli v Morriston | W | 2-1 | WWSC |
| 1988-89 | 27 Aug 1988 | Llanelli v Morriston | W | 2-0 | LEAGUE |
| 1988-89 | 14 Jan 1989 | Morriston v Llanelli | L | 1-4 | LEAGUE |
| 1990-91 | 06 Oct 1990 | Llanelli v Morriston | W | 2-1 | WELSH CUP 2R |
| 1993-94 | 31 Jan 1994 | Llanelli v Morriston | W | 2-0 | WWSC 3R |
| 2003-04 | 04 Oct 2003 | Llanelli v Morriston | W | 5-0 | WELSH CUP 2R |