Ilionis Guillaume
| Personal information | |||||||||||||||||||||
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| Nationality | French | ||||||||||||||||||||
| Born | 14 November 1998 Haiti  | ||||||||||||||||||||
| Sport | |||||||||||||||||||||
| Sport | Athletics | ||||||||||||||||||||
| Event | Triple jump | ||||||||||||||||||||
| Achievements and titles | |||||||||||||||||||||
| Personal best(s) | 14.59m (Guadalajara, 2024) | ||||||||||||||||||||
Medal record 
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Ilionis Guillaume (born 13 January 1998) is a French track and field athlete who is a twice national indoor champion in the triple jump. She was a bronze medalist at the 2024 European Athletics Championships and competed at the 2024 Olympic Games.