Hollingworth Tully Kingdon was born in London and he was educated at Trinity College, Cambridge. He was ordained in 1860. He served as Curate of St Andrews (Well Street) London; Vice-Principal of the Theological College, Sarum (Salisbury); and as Vicar of Good Easter, Essex. He was at this final position when, in 1881, he was invited to be Coadjuctor Bishop of Frederiction
Bishop Medley died September 9, 1892 and the Rt Rev Dr Kingdon at once succeeded him as Bishop. Bishop Kingdon wrote books on doctrinal subjects, as well as tracts and pamphlets on controversies facing the church in his own day.
Bishop Kingdon died in 1907. In his will bequeathed his library, consisting of some twenty-five hundred volumes, to the parish of Trinity Church in Saint John, New Brunswick. In 1985 the Parish gave the Library to the University of King’s College, Halifax.