| Type: | Bishop |
| Estêvão Cardoso de Avellar | |
| Bishop of Diocese of Uberlândia (emeritus) | |
| Church: | Roman Catholic Church |
| See: | Diocese of Uberlândia |
| Term: | 1978 - 1992 |
| Predecessor: | Almir Marques Ferreira |
| Successor: | José Alberto Moura |
| Ordination: | October 6, 1946 |
| Birth Date: | 4 November 1917 |
| Previous Post: | Priest |
Estêvão Cardoso de Avellar (November 4, 1917 - December 3, 2009) was a Brazilian bishop of the Roman Catholic Church.
Cardoso de Avella was born in Três Corações, Brazil, and was ordained a priest on October 6, 1946. He was appointed Coadjutor Prelate of the Diocese of Marabá along with being appointed Titular bishop of Eucarpia on August 6, 1971, and then ordained on September 26, 1971. On March 27, 1976 he was appointed prelate of Diocese of Santíssima Conceição do Araguaia. His final appointment came on March 20, 1978, to the Diocese of Uberlândia, where he retired from on December 23, 1992.