| Roberto Muñoz Barra | |
| Birth Date: | 1936 1, df=y |
| Birth Place: | Lautaro, Chile |
| Office: | Member of the Senate of Chile |
| Constituency: | Northern Araucanía (14th Circumscription) |
| Term Start: | 11 March 1994 |
| Term End: | 11 March 2010 |
| Predecessor: | Ricardo Navarrete |
| Successor: | Jaime Quintana |
| Office1: | Member of the Chamber of Deputies of Chile |
| Constituency1: | 49th District |
| Term Start1: | 11 March 1990 |
| Term End1: | 11 March 1994 |
| Predecessor1: | Creation of the District |
| Successor1: | Miguel Hernández Saffirio |
| Constituency2: | 20th District |
| Term Start2: | 15 May 1969 |
| Term End2: | 21 September 1973 |
| Successor2: | Dissolution of the District |
| Party: | Radical Party (PR) Chilean Social Democracy Party (SDCh) Party for Democracy (PPD)[1] |
| Alma Mater: | University of the Frontier |
| Occupation: | Politician |
| Profession: | Biologist |
| Spouse: | Gladys Cretton |
| Children: | Three |
Roberto Muñoz Barra (born 28 January 1936) is a Chilean politician who served as a Senator.[2] [3]