10 Antonio Lefebvre b. 28 Jun 1898 Beauharnois, Canada d. 25 Jan 1977 Beauharnois, Canada 
                    m. Jeanne Gendron m. 12 Oct 1932 Beauharnois, Canada  b. 7 Dec 1910 Beauharnois, Canada d. 28 Dec 1968 Beauharnois, Canada 
                                       
                    11 Rémy Lefebvre b. 16 Nov 1933 Beauharnois, Canada 
                       m. Hélène Lemaire m. 11 Oct 1969 Montréal, Canada  b. 14 Mar 1931 Marieville, Canada d. 22 Feb 2000 Châteauguay, Canada 

                      12 Geneviève Lefebvre b. 25 Jul 1972 Châteauguay, Canada 
                         m. Mario Cormier m. 10 Oct 1998 Montréal, Canada  b. 22 Nov 1972 Baie-Comeau, Canada 

                       
                    11 Jean-Claude Lefebvre b. 14 Oct 1934 Beauharnois, Canada 
                       m. Lise Touchette m. 21 Sep 1957 Beauharnois, Canada  b. 25 Jan 1938 Beauharnois, Canada 

                      12 Christine Lefebvre b. 13 Sep 1958 St-Jean-de-Matha, Montréal, Canada 
                         m. Maurice Belisle m. 19 Oct 1996 Beauharnois, Canada  b. 12 Oct 1962 St-Eustache, Canada 

                      12 Yves Lefebvre b. 10 Oct 1959 Verdun, Canada 
                         m. Sylvie Picotte m. 9 Dec 1987 Montréal, Canada  b. 5 Nov 1958 Montréal, Canada 

                      12 Daniel Lefebvre b. 12 Apr 1961 Verdun, Canada 

                    11 Maurice Lefebvre b. 22 Feb 1936 Beauharnois, Canada 
                       m. Huguette Leduc m. 12 Sep 1959 St-Étienne, Canada  b. 21 Aug 1934 St-Étienne, Canada 

                      12 Diane Lefebvre b. 13 Aug 1960 Beauharnois, Canada d. 25 May 1961 Beauharnois, Canada 

                      12 Bruno Lefebvre b. 16 Mar 1962 Beauharnois, Canada 

                      12 Richard Lefebvre b. 15 May 1964 Beauharnois, Canada 
                         m. Linda Gendron m. 4 Jul 1992 St-Eustache, Canada  b. 15 Nov 1966 Montréal, Canada 

                      12 Sylvain Lefebvre b. 20 Aug 1967 Beauharnois, Canada 
                         m. Mona Beaunoyer m. 2 Sep 2006 Verdun, Canada  b. 19 Apr 1973 Sherbrooke, Canada 

                    11 Marie-Ange Lefebvre b. 22 Jun 1937 Beauharnois, Canada 
                       m. Roger Loiselle m. 3 Jun 1961 Beauharnois, Canada  b. 24 Sep 1931 Ste-Barbe, Canada d. 26 Dec 2000 Valleyfield, Canada 

                      12 Chantal Loiselle b. 28 Jul 1962 Valleyfield, Canada 
                         m. Pierre-Paul Proulx m. 2 Aug 1986 Valleyfield, Canada  b. 7 Sep 1963 Valleyfield, Canada 

                      12 Manon Loiselle b. 10 Jul 1966 Valleyfield, Canada 
                         m. Alain Lebel m. 29 Aug 1992 Valleyfield, Canada  b. 23 Jul 1963 Montréal, Canada 

                    11 Georges Lefebvre b. 3 Oct 1938 Beauharnois, Canada d. 17 Nov 2002 Beauharnois, Canada 
                       m. Yvette Auger m. 30 Sep 1967 Léry, Canada  b. 18 Apr 1922 Léry, Canada d. 16 May 1991 Léry, Canada 

                    11 Régent Lefebvre b. 20 Feb 1940 Beauharnois, Canada 
                       m. Manon Tellier m. 2 May 1987 Valleyfield, Canada  b. 7 Aug 1944 St-Michel-des-Saints, Canada 

                    11 Noël Lefebvre b. 26 Dec 1942 Beauharnois, Canada 
                       m. Micheline Beauchamp m. 21 Jan 1967 Montréal, Canada  b. 21 Mar 1941 Montréal, Canada 
                                              
                      12 Jean-François Lefebvre b. 29 Aug 1968 Montréal, Canada 
                         m. Nathalie Beauregard m. 26 Jun 1993 Montréal, Canada  b. 8 Nov 1967 Montréal, Canada                         
                         m. Aline Gonnet 

                      12 Marc-André Lefebvre b. 13 Apr 1970 Montréal, Canada 
                         m. Louise Richer m. 16 Aug 2003 LaPrairie, Canada  b. 18 Jun 1973 Montréal, Canada