| Mariateresa Vivaldini | |
| Honorific-Suffix: | MEP |
| Office: | Member of the European Parliament for North-West Italy |
| Termstart: | 16 July 2024 |
| Birth Date: | df=y 22 November 1967 |
| Party: | FdI (2022–present) |
| Otherparty: | FI (until 2009) PdL (2009–2013) NCD (2013–2017) AP (2017) NcI (2017–2022) |
| Alma Mater: | University of Macerata |
| Occupation: | Entrepreneur • Politician |
| Office1: | Mayor of Pavone del Mella |
| Termstart1: | 26 May 2014 |
| Predecessor1: | Piergiorgio Priori |
| Office2: | Member of the Pavone del Mella City Council |
| Termstart2: | 13 June 2004 |
Mariateresa Vivaldini (born 22 November 1967) is an Italian politician of Brothers of Italy who was elected member of the European Parliament in 2024.[1] She has served as mayor of Pavone del Mella since 2014.[2]