1.Ross Thompson Smyth (1797-1881) of Ardmore, Co. Derry, son of John Acheson Smyth, J.P., D.L. and Anne Dysart; m. Sarah, 4th dau of Hugh Lyle of Jackson Hall, Co. Derry by his wife Sarah Greg, dau of Thomas Greg.
2.Agnes Smyth m. 1858 Sir William MacKenzie of Co. Ross, 2nd son of Sir George Stewart MacKenzie.
2.John Acheson Smyth m. 1860 Alice McClintock, dau of Robert McClintock, J.P., D.L. and High Sheriff of Co. Donegal by his wife Margaret Macan.
2.Hugh Lyle Smyth m.1 1862 Eliza Turner, dau of James Turner; m. 2 1884 to Isabella Maxwell Mackay, dau of Thomas M. Mackay.
2.Esther Smyth m. 1858 Thomas Waring, son of Henry Waring and Frances Grace Waring.
2.Elizabeth Smyth m. 1876 Rev. Arthur Langtry, son of George Langtry and Margaret Callwell.