
Fr. James J. O'Leary joined St. Matthias as an assisting Priest in 2009.
He was ordained June 2, 1956 by Edward Cardinal Mooney at the Blessed Sacrament Cathedral in Detroit, after attending Sacred Heart Seminary in Detroit, MI, and St. John's Seminary in Plymouth, MI.
Throughout his many years of service to the Lord, Fr. O'Leary was a Priest in the following parishes:
- - St. Lucy - St. Clair Shores, MI
- - St. Agatha - Redford, MI
- - St. Jude - Detroit, MI
- - St. Pius X - Southgate, MI
- - St. Hubert - Harrison Twp., MI (retired from St. Hubert in 2005.)
He grew up in Detroit, the son of Irish immigrants. His father worked for Ford Motor Company at the Rouge plant. Throughout his youth, his family attended St. Agnes parish in Detroit.

