Henry Smyth (1816–91)

Military officer. Commissioned in the Sixty-eighth Foot Regiment, 1833; lieutenant, 1836; captain, 1842; major, 1848; lieutenant-colonel, 1853; colonel, 1854; major-general, 1868; lieutenant-general, 1876; general, 1878. Brother of Maria Isabella FitzRoy, Robert FitzRoy’s second wife.

Source

Army list 1865–92, J. Foster 1874, Modern English biography.