| Type: | Bishop |
| Honorific-Prefix: | Monsignore |
| Nicola Tomacelli | |
| Bishop of Cassano all'Jonio | |
| Church: | Catholic Church |
| Diocese: | Diocese of Cassano all'Jonio |
| Term: | 1485–1490 |
| Predecessor: | Bartolomeo del Poggio |
| Successor: | Marino Tomacelli |
| Death Date: | 1490 |
| Death Place: | Bishop of Cassano all'Jonio, Italy |
Nicola Tomacelli (died 1490) was a Roman Catholic prelate who served as Bishop of Cassano all'Jonio (1485–1490).[1]
On 1 Sep 1485, Nicola Tomacelli was appointed during the papacy of Pope Innocent VIII as Bishop of Cassano all'Jonio. He served as Bishop of Cassano all'Jonio until his death in 1490.