Southdale is a provincial electoral division in the Canadian province of Manitoba. It was created in the provincial redistribution 1999, and consists mostly of territory from the defunct riding of Niakwa. The riding is located in the southeastern section of the City of Winnipeg.

Southdale is bordered on the east by the rural ridings of La Verendrye and Springfield, to the south by Seine River, to the north by Radisson and St. Boniface, and to the west by Riel and St. Vital.

The riding's population in 1996 was 19,029. Its character is mostly middle class. As of 1999, the average family income was $68,944, and the unemployment rate was 5.00%. Twelve per cent of Southdale's residents are francophone. Health and social service work accounts for 14% of Southdale's industry.

Southdale is currently the only riding in southeastern Winnipeg to be represented by a Progressive Conservative, following historical breakthroughs by the NDP in surrounding ridings, in the provincial election of 2003. Its current MLA is Jack Reimer.

List of provincial representatives