Généalogie de Jean-Marc Defferrard
| Arrières-grands-parents | Alfred Aeberhardt | Lina Niederhäuser | ||||||
| Grands-parents | ? Despond | Jeanne Aeberhardt | ||||||
| Parents | Marius Defferrard (?) | Linette Despond (1930) | ||||||
| Individu | Jean-Marc Defferrard né en ? | |||||||
| Fraterie | Philippe Defferrard (?) Lysianne Defferrard (1954 - 2002) | |||||||