John Brandreth was an Irish dean in the middle of the 18th century."A New History of Ireland" Moody, T.W; Martin, F.X; Byrne, F.J;Cosgrove, A: Oxford, OUP, 1976
A former Archdeacon of Killaloe and Dean of Armagh (1731–1736),"Fasti ecclesiæ hibernicæ: the succession of the prelates in Ireland" Cotton, H Dublin, Hodges & Smith, 1860 Brandreth was Dean of Emly from 1736 until 1765.
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