Benoît Saint Denis is a former member of the French Army's 1st Marine Infantry Parachute Regiment. The Frenchman has become one of the leading figures of the discipline in France, climbing to 12th in the UFC lightweight category.

He will face Dustin Poirier on the night of Saturday March 9 to Sunday March 10 at UFC 299 Miami. The fight will take place at the American Airlines Center in Miami, Florida, on the main card of UFC 299. The event will also be held in Las Vegas, Nevada.