Our Mission
Priestly Formation and Theological Education
We are preparing men for the Roman Catholic priesthood in the Diocese of Cleveland and serving as a center for advanced theological education for ministerial service.
Recent News
See What’s Happening at Saint Mary Seminary
As a house of formation, seminarians engage in human, spiritual, intellectual, and pastoral formation. We invite you to be part of our story.
Meet Father Michael Stalla: “Listen to the voice of the Lord.”
Fr. Michael Stalla is originally from Holy Trinity Parish in Avon where he was educated, along with his six siblings, by the Sisters of Notre Dame. He was ordained for the Diocese of Cleveland in...
“Write the Vision: A Prophetic Call to Thrive”
Cleveland Diocese Bishops and Delegates participate in the 13th National Black Catholic Congress. The theme of the Congress challenged delegates to "Write the Vision: A Prophetic Call to Thrive.” A...
Priesthood Ordination for Youngstown Diocese
Three men from the Youngstown Diocese were ordained priests by Most Rev. David J. Bonnar, Bishop of Youngstown, and in the presence of Most Rev. Michael G. Woost, Auxiliary Bishop of Cleveland. Rev....
Fall 2023 Semester
Welcome Master of Arts (Theology) and Continuing Education Students

Accreditations & Affiliatons
Founded in 1848
Incorporated in the State of Ohio on August 16, 1968

Vocations & Seminary
Program of Priestly Formation
Forming men of prayer, service, and holiness for God’s people

Graduate Degree Programs
Advanced Theological Education
A center for advanced theological education for ministerial service.
Saint Mary Seminary Library
Supporting Study and Research
Our strong collection of materials—including more than 85,000 volumes, nearly 500 units of audio-visual media, and more than 18,000 bound and electronic journals—supports graduate research in theology at the Masters and Doctor of Ministry levels.