Gilonne Guigonnat (born 26 November 1998) is a French biathlete.
She is the sister of biathlete Antonin Guigonnat.
Gilonne Guigonnat is a bronze medalist in pursuit at the 2023 IBU Open European Championships in Lenzerheide. She also won the Women's Mass Start 60 and came second in the Women's 10 km pursuit at the 2022-23 Biathlon IBU Cup.
All results are sourced from the International Biathlon Union.