Who is patron saint of college professors?

There isn't a single, universally recognized patron saint specifically for college professors. However, there are several saints who could be considered patrons of academics and learning in general:

* St. Catherine of Alexandria: Known for her wisdom and eloquence, she is often invoked for help with study and scholarship.

* St. Thomas Aquinas: A renowned philosopher and theologian, Aquinas is often considered a patron of academics and theologians.

* St. Joseph of Cupertino: A Franciscan friar who was known for his piety and miraculous academic abilities, he's often prayed to for assistance with studies.

* St. Gregory the Great: Pope and scholar, he's venerated for his contributions to the development of Catholic theology.

* St. Jerome: A renowned biblical scholar and translator, he's considered a patron of translators and scholars.

Ultimately, the choice of a patron saint for college professors is personal. Individuals may choose a saint whose attributes resonate with their own work and faith.