| Mireille Grosjean | |
| Birth Date: | 15 June 1946 |
| Birth Place: | La Chaux-de-Fonds, Switzerland |
| Nationality: | Swiss |
| Occupation: | Academic |
Mireille Grosjean (born 15 May 1946, in La Chaux-de-Fonds[1]) is a Swiss Esperantist, president of the Swiss-Esperanto Society (SES), and president of the International League of Esperanto Teachers (ILEI) from 2013 till 2021. Her native language is French. She is a teacher about foreign languages.