Eastleigh is represented in the House of Commons by Conservative MP Paul Holmes. He was first elected for the constituency at the 2019 general election with a majority of 9,147 votes, taking over from Mims Davies, the Conservative MP who took the seat in 2015. Mike Thornton of the Liberal Democrats was elected at the 2013 by-election with a majority of 1,771 votes after the resignation of Chris Huhne, in a by-election that was closely fought with UKIP coming in second and the Conservatives finishing in third place.