Kilmarnock and Irvine Valley is a constituency of the Scottish Parliament (Holyrood) covering part of the council area of East Ayrshire.

The seat was created for the 2011 Scottish Parliament election, following the redrawing and renaming of the old Kilmarnock and Loudoun constituency which had been in the Central Scotland region.

It has been held continuously by Willie Coffey of the Scottish National Party, who was previously the member for Kilmarnock and Loudoun.

The other eight constituencies of the South Scotland region are: Ayr, Carrick, Cumnock and Doon Valley, Clydesdale, Dumfriesshire, East Lothian, Ettrick, Roxburgh and Berwickshire, Galloway and West Dumfries and Midlothian South, Tweeddale and Lauderdale.

All of these wards are part of East Ayrshire:[2] The Kilmarnock and Irvine Valley constituency is a part-urban part-rural constituency located along the northern half of the East Ayrshire council area.