Fiacre (name)
Fiacre is both a given name and a surname. Notable people with the surname include:
Given name
- Fiacre Kelleher (born 1996), Irish professional footballer
- Fiacre Ntwali (born 1999), Rwandan footballer
Middle name
- Etienne Fiacre Louis Raoul (1815–1852), French naval surgeon and naturalist
- Jean Fiacre Kouamé Botué (born 2002), Ivorian professional footballer
Surname
- Jean Guilleaume Fiacre (1730–1805), German writer, collector and charlatan