Cyril and Methodius (815–885) were brothers, Byzantine Christian theologians and missionaries. For their work evangelizing the Slavs, they are known as the "Apostles to the Slavs".
SS. Cyril and Methodius Seminary is a four-year private Polish seminary in Orchard Lake, Michigan, United States. The seminary, taking its name from Saints Cyril and Methodius, was founded in 1885 in Detroit, Michigan, to prepare candidates for the Roman Catholic priesthood primarily to serve Polish American immigrant communities.
The Metropolis of Pittsburgh is a sui juris metropolitan see of the Ruthenian Greek Catholic Church that is located in the United States of America and Canada. The Ruthenian Greek Catholic Church is one of 23 sui juris Eastern Catholic particular churches in the Catholic Church that is in full communion with the Holy See. The metropolis uses the Byzantine Rite in its liturgies. It was erected as a metropolis (archdiocese) by Pope Paul VI in 1969. The metropolis has jurisdiction over those communities that originated from the regions of Carpathian Ruthenia, Slovakia, Hungary and the former Yugoslavia. Worshipers come from several Byzantine Catholic groups: Rusyn Americans, Slovak Americans, Hungarian Americans, and Croatian Americans. In 2022, governance of the Exarchate of Saints Cyril and Methodius of Toronto in Canada passed to the metropolis of Pittsburgh from the Slovak Greek Catholic Church.
The Holy Protection of Mary Byzantine Catholic Eparchy of Phoenix, commonly known as the Eparchy of Phoenix and formerly known as the Byzantine Catholic Eparchy of Van Nuys, is a Ruthenian Greek Catholic Church territory jurisdiction or eparchy of the Catholic Church in the western United States. Its episcopal see is Phoenix, Arizona. The last bishop was the Most Reverend John Stephen Pazak.
The Washington Theological Consortium is an ecumenical organization of Christian theological schools and interfaith partners located in Washington, DC, Virginia, Maryland, and Pennsylvania. Members cooperate to deepen ecumenical unity in theological education and to broaden interfaith dialogue and understanding and to prepare both clergy and laity with skills they need to minister in a diverse church and society. The Consortium is one of the most diverse of its kind in the nation, as it includes Roman and Byzantine Catholic traditions, mainline Protestants, Evangelicals, and Historic Black Divinity schools; with partners in spiritual formation, Jewish, and Islamic education.
Monsignor Basil Shereghy was a leading Ruthenian Greek Catholic Church priest and professor, as well as a cultural activist for Rusyns in the United States.
The Slovak Greek Catholic Church or Byzantine Catholic Church in Slovakia, is a sui iuris (autonomous) Eastern Catholic church based in Slovakia. As a particular church of the Catholic Church, it is in full communion with the Holy See. The church is organised as a single ecclesiastical province with one metropolitan see. Its liturgical rite is the Byzantine Rite. In 2008 in Slovakia alone, the Greek Catholic Church in Slovakia had some 350,000 faithful, 374 priests and 254 parishes. In 2017, the Catholic Church counted 207,320 Greek Catholics in Slovakia worldwide, representing roughly one percent of all Eastern Catholics.
Daniel Eugene Ivancho was the second bishop of the Byzantine Catholic Metropolitan Church of Pittsburgh, the American branch of the Ruthenian Catholic Church.
Nicholas Thomas Elko was an American Ruthenian Greek Catholic and the third bishop of the Byzantine Catholic Metropolitan Church of Pittsburgh. At the age of 46 he became the first American-born bishop of the Ruthenian Greek Catholic Church. He later served as Auxiliary Bishop of the Archdiocese of Cincinnati, a Latin Church archdiocese.
Stephen John Kocisko was the first Metropolitan Archbishop of the Byzantine Catholic Metropolitan Church of Pittsburgh, the American branch of the Ruthenian Greek Catholic Church
The Archeparchy of Pittsburgh is an archeparchy of the Ruthenian Greek Catholic Church that is located in the southern part of the United States of America. It is part of the Metropolis of Pittsburgh. The geographical remit of the archeparchy includes the states of Alabama, Arkansas, Kentucky, Louisiana, Mississippi, Pennsylvania, Tennessee, Texas, and West Virginia. The incumbent archeparch is the Most Reverend William C. Skurla. The episcopal seat is situated in the city of Pittsburgh.
The Eparchy of Passaic is an eparchy (diocese) of the Ruthenian Greek Catholic Church on the Atlantic seaboard of the United States. Its episcopal seat is the Cathedral of St. Michael the Archangel in Passaic, New Jersey. As an Eastern Catholic church, it uses the Byzantine Rite in its services. The Eparchy was erected July 6, 1963.
The Eparchy of Parma is an eparchy (diocese) of the Ruthenian Greek Catholic Church in the midwestern part of the United States. Its episcopal seat is the Cathedral of St. John the Baptist in Parma, Ohio. As an Eastern Catholic Church, it uses the Byzantine Rite in its services.
The Greek Catholic Eparchy of Mukachevo is an eparchy (diocese) of the Ruthenian Greek Catholic Church that was erected by the Pope Clement XIV in 1771. The geographic remit of the eparchy includes the south-western parts of Ukraine that are roughly within Zakarpatska Oblast. As an Eastern Catholic Church, it is in full communion with the Catholic Church. The eparchy is exempt, which means that it does have a metropolitan bishop but is directly subject to the Holy See. It is supervised by the Roman Dicastery for the Eastern Churches, a Roman Curia dicastery acting on behalf of the Pope. Its parishes observe the Byzantine Rite which is also celebrated by the majority of Orthodox Christians, and as provided for in the original terms of the Union of Uzhhorod. The episcopal seat is the Cathedral of the Exaltation of the Holy Cross in the city of Uzhhorod.
Andrew Pataki was an Eastern Catholic hierarch, the second bishop of Parma for the Byzantines, and the third bishop of Passaic for the Byzantines.
Giorgio Demetrio Gallaro is an Italian prelate of the Catholic Church who served as secretary of the Congregation for the Oriental Churches from 25 February 2020 until 15 February 2023. He was the Bishop of the Eparchy of Piana degli Albanesi, a diocese of the Italo-Albanian Catholic Church in Sicily, Italy from 2015 to 2020, where he remained Apostolic Administrator until 19 June 2023.
The Exarchate of Saints Cyril and Methodius of Toronto is a ecclesiastical territory or exarchate that serves the Slovak Greek Catholic Church — a sui juris or self governing Eastern Catholic Church. Its geographical remit includes the whole territory of Canada. In 2022, Pope Francis transferred the ecclesiastical jurisdiction of the exarchate from the Slovak Greek Catholic Church to the Ruthenian Greek Catholic Church. It became part of the ecclesiastical Metropolis of Pittsburgh. This changed the territory's status from an eparchy to an exarchate at the same time.
John Stephen Pazak, C.Ss.R. is an American-born member of the Congregation of the Most Holy Redeemer, commonly known as the Redemptorists, who served as an eparch of the Ruthenian Greek Catholic Church. He served as the Eparch of the Eparchy of Phoenix, which is based in Phoenix, Arizona from July 2016 until his retirement in 2021.
