| João Oliveira | |
| Office1: | Member of the European Parliament for Portugal |
| Term Start1: | 16 July 2024 |
| Term Start2: | 29 January 2007 |
| Term End2: | 28 March 2022 |
| Constituency2: | Évora |
| Birth Name: | João Guilherme Ramos Rosa de Oliveira |
| Birth Date: | 9 July 1979 |
| Birth Place: | Évora, Portugal |
| Party: | Portuguese Communist Party |
| Alma Mater: | University of Coimbra |
| Occupation: | Lawyer • Politician |
João Guilherme Ramos Rosa de Oliveira (born 9 July 1979) is a Portuguese lawyer and politician. He was a member of the Assembly of the Portuguese Republic for the Portuguese Communist Party, from 2007 to 2022. He was always elected by the constituency of Évora, as a member of the Unitary Democratic Coalition lists for that same constituency.[1] He was not re-elected in the 2022 legislative elections, given that the CDU lost the seat it had in Évora to the Social Democratic Party, for the first time since 1976.[2]
Oliveira was the CDU candidate to the 2024 European elections.[3] He secured election as a Member of the European Parliament for the Tenth European Parliament.[4]