Guillaume Petitjean
M, b. 14 May 1752
| Father* | Henri Petitjean b. 1 Jun 1720, d. 17 Jun 1779 |
| Mother* | Marguerite Hardy b. c 1723, d. 20 Jan 1773 |
Guillaume Petitjean was born on 14 May 1752. He was the son of Henri Petitjean and Marguerite Hardy.