| Diocese | Type | Date Vacant | Last Bishop | Event |
|---|
| Bonfim, Bahia | Diocese | 3 Jan 2018 | Francisco Canindé Palhano | Appointed, Bishop of Petrolina, Pernambuco |
| Cachoeira do Sul, Rio Grande do Sul | Diocese | 6 Jan 2018 | Remídio José Bohn † | Died |
| Cachoeiro do Itapemirim, Espirito Santo | Diocese | 7 Nov 2018 | Dario Campos, O.F.M. | Appointed, Archbishop of Vitória, Espirito Santo |
| Campinas, Sao Paulo | Archdiocese | 25 Apr 2018 | Airton José dos Santos | Appointed, Archbishop of Mariana, Minas Gerais |
| Catanduva, Sao Paulo | Diocese | 10 Oct 2018 | Otacílio Luziano Da Silva | Resigned |
| Foz do Iguaçu, Parana | Diocese | 29 Sep 2018 | Dirceu Vegini † | Died |
| Guanhães, Minas Gerais | Diocese | 4 Jul 2018 | Jeremias Antônio de Jesus | Resigned |
| Ipameri, Goias | Diocese | 7 Feb 2018 | Guilherme Antônio Werlang, M.S.F. | Appointed, Bishop of Lages, Santa Catarina |
| Leopoldina, Minas Gerais | Diocese | 12 Dec 2018 | José Eudes Campos do Nascimento | Appointed, Bishop of São João del Rei, Minas Gerais |
| Nossa Senhora do Paraíso em São Paulo (Melkite Greek), Sao Paulo | Eparchy | 20 Feb 2018 | Joseph Gébara | Confirmed, Archbishop of Petra e Filadelfia (Melkite Greek) |
| Rubiataba-Mozarlândia, Goias | Diocese | 27 Feb 2019 | Adair José Guimarães | Appointed, Bishop of Formosa, Goias |
| Santarém, Para | Diocese | 19 Sep 2018 | Flávio Giovenale, S.D.B. | Appointed, Bishop of Cruzeiro do Sul, Acre |
| Uruaçu (Uruassu), Goias | Diocese | 14 Nov 2018 | Messias dos Reis Silveira | Appointed, Bishop of Teófilo Otoni, Minas Gerais |
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