| Iosif Papp-Szilágyi | |
| Honorific-Prefix: | The Right Reverend |
| Greek-Catholic Bishop of Oradea Mare | |
| Bishop Of: | Greek-Catholic Diocese of Oradea Mare |
| Ordination: | 27 August 1836 |
| Enthroned: | 1863 |
| Predecessor: | Vasile Erdeli |
| Successor: | Ioan Olteanu |
| Birth Date: | 13 April 1813 |
| Birth Place: | Tarcea |
| Death Place: | Oradea |
| Nationality: | Austro-Hungarian |
Iosif Papp-Szilágyi de Illyésfalva (Romanian; Moldavian; Moldovan: Iosif Pop Sliaghi<ref>{{cite web|url=http://www.bru.ro/oradea/istorie/ |title=Istorie |website=BRU.ro |date=1949-07-28 |accessdate=2016-02-04; 13 April 1813 - 5 August 1873) was the Bishop of the Diocese of Oradea Mare of the Romanian Greek-Catholic Church from 1863 to 1872.[1] He participated in the First Vatican Council.[2]
He was born into the Szilágyi noble family.