| Type: | Bishop |
| Honorific-Prefix: | His Excellency |
| Gentil Delázari | |
| Bishop Emeritus of Sinop | |
| Archdiocese: | Cuiabá |
| Term Start: | 22 March 1995 |
| Term End: | 20 January 2016 |
| Predecessor: | Henrique Froehlich |
| Successor: | Canísio Klaus |
| Previous Post: | Coadjutor Bishop of Sinop (1994–1995) |
| Ordination: | 13 July 1968 |
| Consecration: | 27 March 1994 |
| Consecrated By: | Aloísio Sinésio Bohn |
| Birth Date: | 1940 9, df=yes |
| Birth Place: | Relvado, Rio Grande do Sul, Brazil |
| Death Place: | Sinop, Mato Grosso, Brazil |
Gentil Delázari (9 September 1940 – 31 October 2022) was a Brazilian Roman Catholic prelate.
Delázari was born in Brazil and was ordained to the priesthood in 1968. He served as coadjutor bishop of the Roman Catholic Diocese of Sinop, Brazil in 1994 and 1995 and was bishop of the diocese from 1995 until his retirement in 2016.[1]