Historical directory of Hungarian, Hungarian-descended, and Hungarian-speaking clergy serving abroad
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Demkovich John, Msgr

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Demkovich John, Msgr
Deceased
Birth data:
New Brunswick, NJ, USA — September 3, 1933
Death data:
Clifton, NJ, USA — August 1, 2018
Denomination:
Roman Catholic
Ecclesiastical status:
diocesan
Diocese / Order:
Paterson, NJ, USA
Ordination level:
priest
Priestly ordination:
Clifton, NJ, USA — May 29, 1965
St. Philip the Apostle Roman Catholic Church
Place of burial:
Saddle Brook, NJ, USA
Other name used:
Demkovich János
Biographical data
His mother is Hungarian and his father is of Slovak descent. On May 29, 1965, after many hardships and health problems, he was ordained a priest by James J. Navagh, D.D., Bishop of Paterson, at St. Philip the Apostle Church. He was a novice with the White Fathers, founded by Blessed Charles de Foucauld, but due to his health, he was unable to continue this ministry; however, he served as director of the Diocesan Mission Office for many years. He has been a Monsignor since 1989. He served as spiritual director of the Passaic-Clifton District Council of Catholic Women until its dissolution in 2014. He was a talented musician who played the accordion, piano, and guitar.
Foreign service locations
From To Place Country Church / institution Position
1964 1968 Morristown, NJ USA St. Mary assistant pastor
1968 1969 Passaic, NJ USA Holy Trinity assistant pastor
1969 1971 Denville, NJ USA St. Mary assistant pastor and religion teacher at Morris Catholic High School and Bayley-Ellard High School
1971 2011 Passaic, NJ USA Mária mennybemenetele parish priest; from June 24, 2007, to December 2, 2007, in Passaic, NJ – St. Stephen’s Hungarian Church – administrator
2011 2018 Passaic, NJ USA St. Mary administrator
Life timeline
Birth
September 3, 1933
New Brunswick, NJ, USA
Service abroad
1964 – 1968
Morristown, NJ, USA
St. Mary
assistant pastor
Priestly ordination
May 29, 1965
Clifton, NJ, USA
St. Philip the Apostle Roman Catholic Church
Service abroad
1968 – 1969
Passaic, NJ, USA
Holy Trinity
assistant pastor
Service abroad
1969 – 1971
Denville, NJ, USA
St. Mary
assistant pastor and religion teacher at Morris Catholic High School and Bayley-Ellard High School
Service abroad
1971 – 2011
Passaic, NJ, USA
Mária mennybemenetele
parish priest; from June 24, 2007, to December 2, 2007, in Passaic, NJ – St. Stephen’s Hungarian Church – administrator
Service abroad
2011 – 2018
Passaic, NJ, USA
St. Mary
administrator
Death
August 1, 2018
Clifton, NJ, USA
Sources
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● birth ● priestly ordination ● domestic service ● foreign service ● death ● burial
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Citation for this entry
Demkovich John, Msgr: personal record. In: Historical directory of Hungarian, Hungarian-descended, and Hungarian-speaking clergy serving abroad. Available at: https://www.diaszporalelkipasztorok.hu/persons_v2/view.php?id=190 (accessed: 2026-04-05).