Sir William Williams, 1st Baronet was a Welsh lawyer and politician. He served as a Member of Parliament for Chester and later Beaumaris, and was appointed Speaker for two English Parliaments during the reign of Charles II. He later served as Solicitor General during the reign of James II. Williams had a bitter personal and professional rivalry with Judge Jeffreys.

The City of Chester is a constituency represented in the House of Commons of the UK Parliament since 2 December 2022 by Samantha Dixon of the Labour Party. She was elected in the by-election held following the resignation of Chris Matheson MP on 21 October 2022.