Counties 2 Dorset & Wilts South
| Current season or competition: 2024-25 Counties 2 Dorset & Wilts South | |
| Sport | Rugby union |
|---|---|
| Instituted | 1987 (as Berks/Dorset/Wilts 1) |
| Country | England |
| Most titles | Blandford, Dorchester, Ivel Barbarians (3 titles) |
| Website | englandrugby.com |
Counties 2 Dorset & Wilts South (formerly Dorset & Wilts 1 South) is an English Rugby Union league, forming part of the South West Division, for clubs primarily based in Dorset, sitting at tier 8 of the English rugby union system. Originally a single league, Dorset & Wilts 1 split into North and South regional divisions in 2004. Teams based in Berkshire participated until 2001 when they left to join the Buckinghamshire & Oxon leagues.
Promoted teams move up to Counties 1 Southern South, while relegated teams drop to Counties 3 Dorset & Wilts South or sometimes Counties 3 Dorset & Wilts Central.