| Type: | Bishop |
| Honorific-Prefix: | Most Reverend |
| Michelangelo Mattei | |
| Titular Patriarch of Antioch | |
| Church: | Catholic Church |
| Term: | 1693–1699 |
| Predecessor: | Giacomo Altoviti |
| Successor: | Charles Thomas Maillard de Tournon |
| Consecration: | 13 November 1689 |
| Consecrated By: | Fabrizio Spada |
| Birth Date: | 8 May 1628 |
| Birth Place: | Rome, Italy |
| Death Date: | 22 December 1699 (age 71) |
| Previous Post: | Titular Archbishop of Hadrianopolis in Haemimonto (1689–1693) |
| Nationality: | Italian |
Michelangelo Mattei or Michael Angelus Matthaeius (8 May 1628 – 22 December 1699) was a Roman Catholic prelate who served as Titular Patriarch of Antioch (1693–1699) and Titular Archbishop of Hadrianopolis in Haemimonto (1689–1693).[1]
Michelangelo Mattei was born in Rome, Italy on 8 May 1628.[2] [3] On 7 November 1689, he was appointed during the papacy of Pope Alexander VIII as Titular Archbishop of Hadrianopolis in Haemimonto.On 13 November 1689, he was consecrated bishop by Fabrizio Spada, Cardinal-Priest of San Crisogono with Francesco de' Marini, Titular Archbishop of Teodosia, and Prospero Bottini, Titular Archbishop of Myra, serving as co-consecrators.On 18 May 1693, he was appointed during the papacy of Pope Innocent XII as Titular Patriarch of Antioch.He served as Titular Patriarch of Antioch until his death on 22 December 1699.