Blackburn is a constituency in Lancashire, England, which has been represented in the House of Commons of the UK Parliament since 2015 by Kate Hollern of the Labour Party. From 1979 to 2015, it was represented by Jack Straw who served under the Labour leaders of Neil Kinnock and John Smith and the Labour governments of Tony Blair and Gordon Brown.

Catherine Malloy Hollern is a British Labour Party politician serving as Member of Parliament (MP) for Blackburn since 2015. She served as Leader of Blackburn with Darwen Council from 2004 to 2007 and 2010 to 2015.