The Most Reverend David G. O’Connell is the Episcopal Vicar of the San Gabriel Pastoral Region, one of the five Pastoral Regions in the Archdiocese of Los Angeles. He was appointed Titular Bishop of Cell Ausaille and Auxiliary Bishop in 2015.

Bishop O’Connell received a BA in Philosophy and English Literature from the University College Dublin in 1975, a Bachelor of Divinity from Maynooth College in 1977 and a Masters of Spirituality from Mount St. Mary's College in 1987.

Since his ordination to the priesthood, he’s served as Associate Pastor at St. Raymond in Downey, St. Maria Goretti in Long Beach, and St. Hillary in Pico Rivera, and then as Pastor of St. Frances X. Cabrini, Ascension Catholic Church, St. Eugene and St. Michael Parishes.

He also served as a member of the Priest Pension Board, and currently serves on the Together in Mission Board as well as the Archdiocesan Finance Council, and continues to be a long-time member of the Council of Priests. He is a Knight of Peter Claver.

In his pastoral ministry, Bishop O’Connell has always been very active in serving those in need.