Prior to the General Election there were sixteen Sussex MPs. Three of them had announced they would retire in July several months ago. They were Henry Smith from Crawley, Tim Loughton from East Worthing and Shoreham and Caroline Lucas from Brighton Pavilion.

They are shown in the image above and explained below.

Peter Bottomley from Worthing West was replaced by Dr Beccy Cooper from Labour with a vote gain of 3,949. Gillian Keegan from Chichester lost to Jess Brown-Fuller a Liberal Democrat with 12,172 more votes than Gillian. The third member of West Sussex was Jeremy Quin from the Horsham. He was replaced by John Milne from Liberal Democrats with 2,517 extra votes.

In East Sussex Sally-Ann Hart of Hastings, Rye was replaced by Helena Dollimore from Labour achieving 8,653 more votes. Caroline Ansell from Eastbourne was replaced by a Liberal Democrats called Josh Babarinde who achieved 12,204 more votes and Maria Caulfield was replaced by a Liberal Democrats James MacCleary with 12,624 additional votes.