Blackall, whose family had a long ancestry in the city. Henry was christened in Saint
Paul’s Church, Exeter on 23 September 1769. He was a Fellow of Emmanuel
College, Cambridge and was admitted a Freeman of the City of Exeter at the age of forty in 1809. He was three times Mayor of Exeter (1819, 1827 and 1832), having previously held the office of High Sheriff in 1817.