| Jean Pirro | |
| Birth Date: | 24 December 1813 |
| Birth Place: | Woustviller, France |
| Death Place: | Saint-Dizier, France |
| Occupation: | linguist |
| Known For: | Inventor of Universalglot |
| Children: | André Pirro |
Jean Pirro (24 December 1813 – 3 February 1886) was a French linguist who in 1868 invented the "universal language", Universalglot. He was born in Woustviller, France. He was also the father of André Pirro.
He died on 3 February 1886 in Saint-Dizier, France.