Mar Yousip I | |
|---|---|
| Patriarch of the Chaldeans | |
| Church | Chaldean Catholic Church |
| Archdiocese | Amid |
| See | Amid of the Chaldeans |
| Installed | 23 June 1681 |
| Term ended | 2 February 1696 |
| Predecessor | Shimun XII Yoalaha Shimun XIII Dinkha (from 1692) |
| Successor | Joseph II Sliba Maruf |
| Personal details | |
| Born | Yousip |
| Died | 10 November 1707 Rome |
| Residence | Amid, Turkey |
Mar Yousip I (Joseph I, † 1707) was the first incumbent of the Josephite line of Church of the East, thus being considered the Patriarch of the Chaldean Catholic Church from 1681 to 1696.