Cunninghame South (Gaelic: Coineagan a Deas) is a constituency of the Scottish Parliament (Holyrood) covering part of the council area of North Ayrshire.

The other nine constituencies of the West Scotland region are: Clydebank and Milngavie, Cunninghame North, Dumbarton, Eastwood, Greenock and Inverclyde, Paisley, Renfrewshire North and West, Renfrewshire South and Strathkelvin and Bearsden.

Cunninghame South was created at the same time as the Scottish Parliament, in 1999, using the name and boundaries of an existing Westminster constituency.

Following their First Periodic review into constituencies to the Scottish Parliament in time for the 2011 Scottish Parliament election, the Boundary Commission for Scotland altered the boundaries of the constituency.

The electoral wards used in the current creation of Cunninghame South are:[3] The Cunninghame South constituency occupies the southern portion of the North Ayrshire Council area, covering the towns of Kilwinning, Stevenston and Irvine.