South Wales
Cricket Association
Established 1926
The Ron Williams Trophy
| 2009 | Porthcawl |
| 2008 | Felinfoel |
| 2007 | Llandeilo |
| 2006 | Seaside |
| 2005 | Aberdare |
| 2004 | Llandeilo |
| 2003 | Llandysul |
| 2002 | Hirwaun |
| 2001 | Pwll |
| 2000 | Llandarcy |
| 1999 | Porthcawl |
| 1998 | Cimla |
| 1997 | Ystradgynlais |
| 1996 | Ffynone |
| 1995 | Drefach |
| 1994 | Cowbridge |
| 1993 | Cwmavon |
| 1992 | Llandeilo |
| 1991 | Swansea Civil Service |
| 1990 | Hirwaun |
| 1989 | Carmarthen Wands. |
| 1988 | Drefach |
| 1987 | Aberdare |
| 1986 | Llandeilo |
| 1985 | Kidwelly |