When Pierre Soucy was born on April 13, 1673, in Quebec City, Quebec, his father, Jean, was 33 and his mother, Jeanne, was 32. He married Elisabeth Ursule Foucro on January 13, 1699, in Rivière-Ouelle, Quebec. They had 11 children in 25 years. He died on January 7, 1760, in Rivière-Ouelle, Quebec, having lived a long life of 86 years.