Who is the patron saint of theologians?

Saint Alphonsus Liguori

September 27, 1696 - August 1, 1787

Confessors and moral theologians, by Pius XII; Franciscan Media lists theologians and vocations

Saint Augustine of Hippo

November 13, 354 - August 28, 430

Converts, theologians, and printers

Saint Bruno

c. 1030 - October 6, 1101

Neither source assigns him a patronage. He is invoked for solitude and by contemplatives

Saint Catherine of Alexandria

Died c. 310

Lawyers, librarians, philosophers, students and teachers, per Franciscan Media

Saint Ephrem

c. 306 - June 9, 373

Saint Gertrude the Great

January 6, 1256 - November 17, 1302

Neither source assigns a patronage. She is invoked for the souls in purgatory

Saint Gregory of Nyssa

c. 335 - after 385

Neither source assigns a patronage. He is invoked by theologians

Saint Hilary of Poitiers

c. 315 - 368

Neither source assigns a patronage. He is invoked by theologians and by Poitiers

Saint Ignatius of Antioch

c. 50 - c. 107

Neither source assigns a patronage. He is invoked by bishops and by the Church in Syria

Saint Isidore of Seville

c. 560 - April 4, 636

Franciscan Media lists internet and computer users - but says he has been suggested for it, not appointed

Saint John Fisher

1469 - June 22, 1535

Neither source assigns a patronage. He is invoked with Thomas More by lawyers and bishops

Saint Justin Martyr

c. 100 - c. 165

Neither source assigns a patronage. He is invoked by philosophers and apologists

Saint Peter Chrysologus

c. 406 - c. 450

Neither source assigns a patronage. He is invoked by preachers

Saint Peter Damian

1007 - February 21, 1072

Saint Thomas Aquinas

c. 1225 - March 7, 1274

Students, teachers, philosophers and theologians, and Catholic universities

Saint Thomas the Apostle

First century

Franciscan Media lists architects, builders, construction workers and surveyors; India, Pakistan and Sri Lanka; and theologians