| Type: | Bishop |
| Honorific-Prefix: | Most Reverend |
| Marcello Stella | |
| Bishop of Isernia | |
| Church: | Catholic Church |
| Diocese: | Diocese of Isernia |
| Predecessor: | Domenico Giordani |
| Successor: | Gerolamo Mascambruno |
| Ordination: | 29 June 1636 |
| Consecration: | 9 April 1640 |
| Consecrated By: | Gil Carrillo de Albornoz |
| Death Date: | 1642 |
| Death Place: | Isernia, Italy |
Marcello Stella (died 1642) was a Roman Catholic prelate who served as Bishop of Isernia (1640–1642).[1] [2]
Marcello Stella was ordained a priest on 29 June 1636.On 26 March 1640, he was appointed during the papacy of Pope Urban VIII as Bishop of Isernia.On 9 April 1640, he was consecrated bishop by Gil Carrillo de Albornoz, Cardinal-Priest of Santa Maria in Via, with Vincenzo Napoli, Bishop of Patti, and Deodato Scaglia, Bishop of Melfi e Rapolla, serving as co-consecrators. He served as Bishop of Isernia until his death in 1642.