Nicholas Hugh Sebag-Montefiore (born 5 March 1955) is a British writer. He trained as a barrister before becoming a journalist and then a non-fiction writer. His second book "Dunkirk: Fight to the Last Man" was published in 2006 (by Viking in the UK: ISBN 0-670-91082-1, and by Harvard University Press in the US: ISBN 978-0-674-02439-7). His cousin Denzil was a platoon commander at Dunkirk.His previous book is Enigma: The Battle for the Code, the story of breaking the German Enigma machine code at Bletchley Park during World War II (Weidenfeld & Nicolson, 2000). His family owned Bletchley Park until they sold it to the British government in 1938.His brother Simon Sebag Montefiore is also a writer, besides being an historian.