Sir Thomas Drew is a British diplomat who was the Director General, Defence and Intelligence, at the Foreign, Commonwealth and Development Office and has previously been British High Commissioner to Pakistan.

Lindsay Redvers Mark Seymour Croisdale-Appleby is a British diplomat and Head of the UK Mission to the European Union. Appointed in January 2021, he formally presented his credentials to the President of the European Commission on 29 July 2021. He was Ambassador to Colombia from 2012 to 2015.