Xavier R. Rolet (born 12 November 1959) is a French businessman and the chairman and chief executive officer (CEO) of , a NYSE-listed company (WQGA.U). He was CEO of CQS until January 2020, and before that, CEO of the London Stock Exchange Group. He was included in the 2017 Harvard Business Review's List of the Best 100 CEOs in the World and is a frequent keynote speaker at business events. Rolet is an advocate for supporting start-ups and the funding of SMEs to promote innovation and job creation.