 Filippo Tani was born in Albano, Italy on 3 May 1631 and ordained a priest in the Order of Saint Benedict on 7 April 1654.On 1 April 1686, he was appointed during the papacy of Pope Innocent XI as Bishop of Città Ducale.On 15 April 1686, he was consecrated bishop by Alessandro Crescenzi (cardinal), Cardinal-Priest of Santa Prisca, with Francesco Casati, Titular Archbishop of "Trapezus", and Marcantonio Barbarigo, Archbishop of Corfù, serving as co-consecrators.