Matthieu Messagier (19 July 1949 – 1 June 2021) was a French poet.

In 1966, Messagier began living in Paris on the Rue Pierre-et-Marie-Curie [fr] to devote himself to poetry.

He wrote Manifeste Électrique aux paupières de jupes, which was published by Le Soleil noir [fr] in 1971.

In 2003, the film Le Dernier des immobiles [fr], based on Messagier's works, was released.

Matthieu Messagier died in Trévenans on 1 June 2021, at the age of 71.