| Type: | Archbishop |
| Honorific-Prefix: | His Excellency |
| Luiz Mancilha Vilela | |
| Archbishop Emeritus of Vitória | |
| Term Start: | 14 April 2004 |
| Term End: | 7 November 2018 |
| Predecessor: | Silvestre Luís Scandián |
| Successor: | Dario Campos |
| Previous Post: | Bishop of Cachoeiro de Itapemirim (1985–2002) Coadjutor Archbishop of Vitória (2002–2004) |
| Ordination: | 21 December 1968 |
| Ordained By: | Serafim Fernandes de Araújo |
| Consecration: | 22 February 1986 |
| Consecrated By: | Serafim Fernandes de Araújo |
| Birth Date: | 1942 5, df=yes |
| Birth Place: | Pouso Alto, Minas Gerais, Brazil |
| Death Place: | Vitória, Espírito Santo, Brazil |
Luiz Mancilha Vilela (6 May 1942 – 23 August 2022) was a Brazilian Roman Catholic prelate.
Mancilha Vilela was born in Brazil and was ordained to the priesthood in 1968. He served as the bishop of the Roman Catholic Diocese of Cachoeiro de Itapemirim, Brazil, from 1986 to 2002 and was coadjutor bishop and bishop of the Roman Catholic Archdiocese of Vitória, Brazil, from 2002 until his retirement in 2018.[1]