John Anthony Tucknott MBE (born 2 January 1958) is a British diplomat.
He was educated at Bournemouth School and King's College London (MA, International Studies) and served as British Ambassador to Nepal from 2010-2013; and as British Deputy High Commissioner to Pakistan and Director Trade and Investment Pakistan from 2013 - 2016.
His most recent appointment (from November 2017) is as British Deputy Ambassador to Iraq.