Mark Anthony Paul Seddon (born 7 October 1962) is a British journalist. During his career, Seddon has worked as editor of Tribune, United Nations & Diplomatic Correspondent for Al Jazeera English and as a speechwriter and communications aide to the Secretary-General of the United Nations, Ban Ki-moon. In January 2016, he became Director of Communications for the International Commission on Funding Global Education, chaired by UN Special Envoy and former UK Prime Minister, Gordon Brown. The Commission reported to the UN Secretary-General in September 2016. He has also been an activist and parliamentary candidate with the Labour Party, and served on its National Executive Committee.
The son of a British army officer, Seddon went to Dauntsey's School, an independent co-educational boarding school in the village of West Lavington in Wiltshire. He studied Development Studies at the University of East Anglia, where in 1984 he was elected president of the Union of UEA Students. Seddon's family home is in Buckinghamshire, England, and he is a keen naturalist and gardener.
Seddon has written for the New York Times and the Boston Globe. He has been a Diarist for the London Evening Standard and has been a frequent contributor to newspapers The Guardian, The Independent, The Times, the Daily Mail, The National (Abu Dhabi), and magazines including New Statesman, Private Eye, The Oldie, Country Life, and the website 'Big Think' (New York). Also a prolific writer for Tribune, he served as that magazine's editor from 1993 until 2004.