Mark Edward Pellew CVO (born 28 August 1942), a British diplomat, was Her Britannic Majesty's Ambassador to the Holy See 1998–2002.^[1]

Pellew was educated at Winchester College^[2] and Trinity College, Oxford. He joined the Foreign Office in 1965.^[3] He was 1st Secretary in Rome 1976–1980, and Assistant Head of the Personnel Operations Department 1981–1983. He was seconded to Hambros Bank (1989–1991), and served as a Counsellor in Washington (1983–1989). He was Head of the North American Department at the Foreign and Commonwealth Office (1991–1996).^[3]

After leaving the Diplomatic Service he was Chief Executive to the Secretary-General of the Anglican Consultative Council 2002–05.^[3]