Sir Oliver Robbins (born 20 April 1975) is a senior British civil servant who served as the Prime Minister's Europe Adviser and Chief Negotiator for Exiting the European Union from 2017 to 2019.
He previously served as the Permanent Secretary at the Department for Exiting the European Union from July 2016 to September 2017, and as the Prime Minister's Advisor on Europe and Global Issues from June 2016 to July 2016.