Dorset & Wilts 2 South is an English Rugby Union league, forming part of the South West Division, for clubs primarily based in Dorset, sitting at tier 9 of the English rugby union system. Promoted teams tend to move up to Dorset & Wilts 1 South. Relegated teams used to drop to Dorset & Wilts 3 South but since that division was cancelled at the end of the 2018–19 season there has been no relegation. Each year 1st XV clubs in this division also take part in the RFU Junior Vase, a level 9–12 national competition.