Build a Directory

HomeBishopsThomas Hennen

A Visual Directory of the Hierarchy of the Catholic Church.

Currently featuring the bishops and dioceses of the United States.

Dedicated to Mary, Queen of Apostles and the Immaculate Conception.

Ora pro nobis!

Not affiliated with the USCCB, any (arch)diocese, or the Holy See.

Directory

Dioceses
Bishops
Build a Directory

About

About
Data Sources
Contact

Resources

Catholic-hierarchy.org
USCCB Directory

Website, code, and design are copyright © 2026 Hierarchy.Directory. All rights reserved. No ownership or copyright is claimed over images, portraits, or data. Learn more here.

TH

His Excellency

Most Rev. Thomas Hennen

Bishop

Diocese of Baker

Born: July 4, 1978 · Ottumwa · Age 47
Ordained priest: July 10, 2004
Ordained bishop: September 29, 2025
Rite: Latin

A priest for 21 years, 11 months

A bishop for 8 months

27 years until canonical retirement

catholic-hierarchy.org Wikipedia

Jul 1978

Born

July 4, 1978 · Ottumwa

Jul 2004

Ordained to the Priesthood

July 10, 2004

Jul 2025

Appointed Bishop of Baker

July 10, 2025 · Baker, Oregon, United States

Sep 2025

Ordained Bishop

September 29, 2025

Most Rev. Alexander K. Sample

Most Rev. Alexander K. Sample

Most Rev. Liam Cary

Most Rev. Dennis Walsh