+--Thomas Portelance  (UNKNOWN-UNKNOWN)
      +--Jean Roy-Portelance  (1653-31 MAR 1729)
      |  +--Catherine Dubois  (UNKNOWN-UNKNOWN)
   +--Joseph Roy-Portelance  (1694-31 JUL 1767)
   |  |     +--Jacques Forgues  (-UNKNOWN)
   |  |  +--Jean-Pierre Forgues  (BET 1630 AND 1645-UNKNOWN)
   |  |  |  +--Catherine Lamolle  (-UNKNOWN)
   |  +--Anne Forgues  (1669-11 JAN 1711/12)
   |     +--Marie Robineau  (BET 1640 AND 1650-UNKNOWN)
+--Isodore Portelance  (14 MAR 1728/29-UNKNOWN)
|  |     +--Daniel Gautron-dit-LaRochelle  (UNKNOWN-UNKNOWN)
|  |  +--Michel Gautron-dit-LaRochelle  (OCT 1642-JAN 1718/19)
|  |  |  +--Antoinette Foubert  (UNKNOWN-UNKNOWN)
|  +--Jeanne Gautron  (1695-UNKNOWN)
|     |     +--Jacques Bissonnet  (-UNKNOWN)
|     |  +--Pierre Bissonnet  (-UNKNOWN)
|     |  |  +--Guillaume De Bien  (-UNKNOWN)
|     +--Marie-Madeleine Bissonnet  (9 AUG 1671-12 APR 1715)
|        |  +--Michel D'Allon  (-UNKNOWN)
|        +--Marie D'Allon  (-UNKNOWN)
|           +--Marguerite Veronne  (-UNKNOWN)
Jean-Baptiste Roy-Portelance  (1761-UNKNOWN)
+--Marie-Josephe-Marguerite Hubert  (20 MAY 1731-UNKNOWN)