| Ignace Nau | |
| Birth Date: | July 13, 1808 |
| Birth Place: | Léogâne, Port-au-Prince, Haiti |
| Death Date: | 1846 |
| Occupation: | Poet storyteller |
| Language: | French |
| Nationality: | Haitian |
Ignace Nau (July 13, 1808 Léogâne - 1845) was a Haitian poet and storyteller. Born in Port-au-Prince, Nau studied in a renowned military school in Haiti before attending the Catholic University of New York. After returning to Haiti, Nau founded a literary society named "The School of 1836" with his brother, Emile Nau, and the Ardouin brothers, Beaubrun, Céligny, and Coriolan. Ignace Nau published the literary magazine Le Républicain, which was censored by the Haitian government and was later renamed L'Union.