John White was a 15th-century Archdeacon in Ireland.
He was Archdeacon of Armagh from 1432 to 1449;"Fasti Ecclesiae Hibernicae: The succession of the prelates Volume 3" Cotton, H. p44 Dublin, Hodges & Smith, 1848-1878 and Archdeacon of MeathArmagh clergy and parishes : being an account of the clergy of the Church of Ireland in the Diocese of Armagh from 1450 to 1478."Fasti Ecclesiae Hibernicae: The succession of the prelates Volume 3" Cotton, H. p127 Dublin, Hodges & Smith, 1848-1878
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