Mwingi South Constituency was a former electoral constituency in Kenya. It is one of the eight constituencies in the Kitui County and is now known as Mwingi Central.
The constituency was established for the 1997 elections and was one of two constituencies in the former Mwingi District.
In 2011 Musila, who represented the constituency since its establishment in 1997, declared he would run for the Kitui senator seat.
|Ward||Registered Voters||Local Authority|
|Katalwa / Nzeluni||4,950||Mwingi town|
|Kyethani / Kiomo||6,449||Mwingi town|
|Kalitini / Mui||7,023||Mwingi county|