[1][2] Antonio de Hervias was ordained a priest in the Order of Preachers.
[2] On 1 Mar 1564, he was selected by the King of Spain and confirmed by Pope Pius IV as Bishop of Verapaz.
[1][2] On 15 May 1565, he was selected by the King of Spain and confirmed by Pope Pius IV as Bishop of Quito.
[1][2] On 18 October 1565, he was consecrated bishop by Gaspar Zúñiga Avellaneda, Archbishop of Santiago de Compostela with Diego de Covarrubias y Leiva, Bishop of Segovia, and Melchor Alvarez de Vozmediano, Bishop of Guadix, serving as co-consecrators.
[2] He served as Bishop of Quito until his death on 7 March 1583.