| Variations of Name | Bishop of Menevia (1898-1921) | Archbishop Of Cardiff (1921-) |
| Biography | On 4 July 1895, he was appointed the first Vicar Apostolic of Wales and Titular Bishop of Ascalon by Pope Leo XIII. Mostyn received his episcopal consecration on the following 14 September 1895 (the ninth anniversary of his priestly ordination) from Cardinal Herbert Vaughan, with Bishops John Carroll and John Hedley, OSB, serving as co-consecrators.
He was later named Bishop of Menevia upon his vicariate's elevation to a diocese on 14 May 1898. On 7 March 1921, Mostyn was appointed Archbishop of Cardiff by Pope Benedict XV, leading the only archdiocese in Wales.
He later died at the age of 79, having served as Archbishop for eighteen years |