John Henry Johnstone (1749–1828), also known as 'Jack' Johnstone or 'Irish' Johnstone, was an Irish actor, comedian and singer.[1] He was a notable performer of Stage Irishman roles.
^For a lengthy account of his career, see P.H. Highfill, K.A. Burnim and E.A. Langhans, 'Johnstone, John Henry, ?1749–1828' in A Biographical Dictionary of Actors, Actresses, Musicians, Dancers, Managers, and other Stage Personnel in London, 1660–1800, Vol. 8: Hough to Keyse (SIU Press, 1982), pp. 208–215. Read here.