Genealogy of Michel Boillat
| Great grandparents | Louis Arnold Bonjour | Olympe Cosandier | Ernest Geiser | Alice Juan | ||||
| Grandparents | Reymond Edgar Bonjour | Suzanne Marcelle Geiser | ||||||
| Parents | Blaise Boillat (?) | Evelyne Bonjour (?) | ||||||
| Person | Michel Boillat born in ? | |||||||
| Sibling(s) | Dominique Boillat (?) | |||||||