+--Achille Tournat  (8 AUG 1863-30 OCT 1945)
Eugène Tournat  (11 OCT 1893-1 AUG 1972)
|              +--François Bonnenfant  (-AFT 1726)
|           +--Jean Bonnenfant  (13 MAR 1725/26-AFT 1757)
|           |  +--Jeanne Joguet  (-UNKNOWN)
|        +--Jean Bonnenfant  (6 SEP 1757-5 NOV 1840)
|        |  |  +--Louis Bonnin  (-UNKNOWN)
|        |  +--Jeanne Bonnin  (-AFT 1757)
|        |     +--Unknown Foucaud  (-UNKNOWN)
|     +--Jean Bonnenfant  (29 MAR 1796-17 DEC 1868)
|     |  |           +--Jean Meran  (-UNKNOWN)
|     |  |        +--Jean Mayrand  (-BEF 1737)
|     |  |        |  +--Claude Blanchet  (-UNKNOWN)
|     |  |     +--Daniel Merand  (-AFT 1746)
|     |  |     |  +--Marie Fonteneau  (-AFT 1737)
|     |  |  +--Jean Merand  (5 APR 1746-BEF 1795)
|     |  |  |  |  +--Jacques Giraudeau  (-AFT 1737)
|     |  |  |  +--Jeanne Giraudeau  (8 JAN 1713/14-AFT 1746)
|     |  |  |     +--Marie Goizin  (-AFT 1737)
|     |  +--Marie Merand  (10 DEC 1772-BEF 1824)
|     |     +--Anne Griffon  (1752-AFT 1772)
|  +--Hippolyte Bonnenfant  (13 NOV 1839-6 DEC 1870)
|  |  +--Marie Paille  (1 JUN 1796-19 JUN 1870)
+--Augustine Bonnenfant  (17 DEC 1865-1 JUL 1947)
   +--Marguerite Grilleaud  (4 MAR 1843-19 JUL 1875)