Olivier Barbarant (born 5 March 1966 Bar-sur-Aube, France) is a French poet.
He lived in Paris. Since 1994, he has been living in Saint-Quentin, Picardy, where he teaches school, currently at the Lycée Lakanal in Sceaux.
In 1995, he met Veronique Elzière called Berenice in his books. He adopted Cosette in July 1995.