Thomas Robert Zinkula (born April 19, 1957) is an American Catholic prelate who has served as Archbishop of Dubuque since 2023.

He received a bachelor's degree in mathematics, economics and business from Cornell College in Mount Vernon.

Zinkula was inducted into the Athletic Hall of Fame at Cornell as a defensive lineman for the college football team.

[1][2] After college, Zinkula worked for one year as an actuary for Life Investors in Cedar Rapids, Iowa.

[3] Zinkula served as the episcopal vicar for the Cedar Rapids Region of the archdiocese from 2012 to 2014, and as the rector of St. Pius X Seminary in Dubuque from 2014 to 2017.

In August 2018, Zinkula stated: "The abuse of children and vulnerable adults isn’t an issue that will simply go away.

In January 2021, Zinkula formed a committee to draft a policy regarding sexual and gender identity issues.

It "offers basic guidance on the accompaniment of sexual and gender minorities in a way that is pastorally sensitive, practical and faithful to Catholic Church teaching on the nature of the human person.