John Tanner was an Anglican bishop in the early 17th century.Handbook of British Chronology By Fryde, E. B;. Greenway, D.E;Porter, S; Roy, I: Cambridge, CUP, 1996 , 0713642556
A Cornishman, he was consecrated Bishop of Derry in May 1613 and died in post on 14 October 1615"Fasti Ecclesiae Hibernicae: The succession of the prelates Volume 3" Cotton, H. pp316/7 Dublin, Hodges & Smith, 1848-1878
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