Francois was probably born in or before 1844, based on his marriage date, 1864. If he was born in 1844, he would have been 20 when he married. 
François Daoust married Esther Mathieu on 6 September 1864 in Saint-Clément-de-Beauharnois.
Have you taken a DNA test? If so, login to add it. If not, see our friends at Ancestry DNA.
Francois is 28 degrees from Simón Bolívar y Palacios Ponte y Blanco, 28 degrees from Cesar Chavez, 18 degrees from Bernardo de Gálvez, 25 degrees from Jennifer Lopez, 27 degrees from Rita Moreno, 23 degrees from Pío de Jesus Pico, 27 degrees from Jose Redondo, 40 degrees from Lola Rodríguez de Tió, 29 degrees from José Toribio Romo González, 25 degrees from Ruben Salazar and 33 degrees from José de San Martín y Matorras on our single family tree. Login to find your connection.