On the 1891 census Trefflé, 9, lived with his parents Joseph, 52, and his wife Algàc, 52, in Saint-Fulgence, Quebec. Also in the house hold were brother Mars , 30, his wife Marie, 32, Simon, 17, Alexandre, 15, Marie Louise, 12, L. J. Dgelpé , 9 and Georges, 9, David, 7, and Philippe, 18 months old, and his widowed grandfather Benjamin, 84. All were born in Quebec.2165