| Church: | Church of Constantinople |
| Archbishop Of: | Ecumenical Patriarch of Constantinople |
| Term: | June 1636 – 5 March 1637 |
| Predecessor: | Cyril II of Constantinople |
| Successor: | Cyril Lucaris |
| Birth Date: | unknown |
| Death Date: | after 1637 |
Neophytus III (Greek, Modern (1453-);: Νεόφυτος; died after 1637) was Ecumenical Patriarch of Constantinople from June 1636 to March 5, 1637.