Edward James Slattery (August 11, 1940 – September 13, 2024) was an American prelate of the Roman Catholic Church who served as bishop of the Diocese of Tulsa in Oklahoma from 1993 to 2016.

"[2] Pope Francis accepted Slattery's letter of resignation as bishop of Tulsa on May 13, 2016, appointing Father David Konderla to succeed him.

He returned to the practice of celebrating the Eucharistic liturgy in his cathedral using the ancient style in which the priest and the congregation face the same direction, ad orientem.

[9] On April 24, 2010, Slattery celebrated high mass at the Basilica of the National Shrine of the Immaculate Conception in Washington, D.C., to mark the fifth anniversary of Pope Benedict XVI's papacy, wearing the rarely seen cappa magna.

[10] On February 2, 2012, Bishop Slattery released a statement in response to the contraceptive mandates issued by the United States Department of Health and Human Services under the Patient Protection and Affordable Care Act.