1.    
Nicholas Devegnais dit Tullier;
parents unknown;
m. Dorothee Mercier
       
Dorothee Mercier;
parents unknown
      Children of Nicholas Devegnais dit Tullier and Dorothee Mercier
2.     i     
Jacques Devegnais dit Tullier;
son of Nicholas Devegnais dit Tullier and Dorothee Mercier;
m. Marie Anne Seguin dit Laderoute, daughter of Joseph Seguin dit Laderoute and Francoise Sauvage on January 7, 1761 in Kaskaskia, Illinois Country
d. before September 3, 1798
3.     ii    
Marie-Rose Thuillier;
m. Jacques Seguin, son of Joseph Seguin dit Laderoute and Francoise Sauvage on February 3, 1752 in Kaskaskia, Illinois Country
4.     iii   
Marie-Louise Devegnais dit Thuillier;
m. Pierre Seguin, son of Joseph Seguin dit Laderoute and Francoise Sauvage on January 17, 1764 in Kaskaskia, Illinois Country
2.    
Jacques Devegnais dit Tullier;
son of Nicholas Devegnais dit Tullier and Dorothee Mercier;
m. Marie Anne Seguin dit Laderoute on January 7, 1761 in Kaskaskia, Illinois Country
d. before September 3, 1798
      
Marie Anne Seguin dit Laderoute;
daughter of Joseph Seguin dit Laderoute and Francoise Sauvage;
d. September 14, 1776 in Kaskaskia, Illinois Country
      Children of Jacques Devegnais dit Tullier and Marie Anne Seguin dit Laderoute
5.     i     
Jacques Devegnais dit Tullier;
b. November 10, 1761 in Kaskaskia, Illinois Country
6.     ii    
Antione Devegnais dit Tullier;
b. November 11, 1762 in Kaskaskia, Illinois Country
7.     iii   
Marie Louise Devegnais dit Tullier;
b. February 13, 1764 in Kaskaskia, Illinois Country;
m. Joseph Barutel dit Toulouse on February 19, 1783 in Ste. Genevieve,(later Missouri)
8.     iv   
Marie Anne Devegnais dit Tullier;
b. October 1, 1768 in Kaskaskia, Illinois Country
9.     v    
Joseph Devegnais dit Tullier;
b. January 21, 1772 in Kaskaskia, Illinois Country;
m. Julie Gaudin, daughter of Michel Gaudin dit Tourangeau and Therese St. Gemme Beauvais on November 8, 1796 in Kaskaskia, Northwest Territory, US
10.   vi   
Pelargie Devegnais dit Tullier;
b. March 22, 1774 in Kaskaskia, Illinois Country
11.   vii   
Therese Devegnais;
m. Michel Derousse, son of Francois Derousse and Marie Josephe Turpin on February 2, 1787 in Kaskaskia, Northwest Territory, US
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