Marriage announcement confirms the details in the death announcement-
Belfast Morning News, 6 June 1860: June 1, in Knocknamuckly Church, co. Armagh, by the Rev. A. Dawson, brother of the bride, W. Hewetson Mathew, S.I., Constabulary, Belturbet, to Anna Sophia, eldest surviving daughter of the late Wm. Dawson, Esq., M.D., Dungannon.
Belfast Newsletter, 31 May 1860 (just before the wedding) has an article about bank shareholders which mentions "Anna Sophia and Elizabeth Dawson, Dungannon."