Fray Diego Deza. Diego de Deza was a theologian and inquisitor of Spain.
He was one of the more notable figures in the Spanish Inquisition, and succeeded Tomás de Torquemada to the post of Grand Inquisitor. Deza was born in Toro, Zamora and entered the Dominican Order at a young age.
He held a number of ecclesiastical posts, and also tutored Prince Juan de Aragón y Castilla, also known as John, Prince of Asturias, the only surviving son of King Ferdinand and Queen Isabella. He was fundamental in granting navigator Christopher Columbus access to Queen Isabella and King Ferdinand.
After first serving as Bishop of Zamora, Bishop of Salamanca, Bishop of Jaén, and Bishop of Palencia, he became Archbishop of Seville in 1505. Deza was commissioned as Grand Inquisitor for Castile, León, and Granada on 24 November 1498.
On 1 September of the following year, his authority was expanded to cover the whole of Spain. Deza was the successor to Tomás de Torquemada, perhaps the most famous of all inquisitors. Like Torquemada, Deza had a particular dislike of conversos, Jews or Muslims who had converted to Christianity but who were often accused of secretly retaining their original faith. It is reported that shortly after his arrival to Palencia, he managed, on 25 April 1500, to baptize all the moriscos established there. As the 25 April was Saint Marcus day according to the calendar, the then-named Morería stre