Seeking information on ancestors of John McMahon, b. Co. Monaghan, c1815, and died Canada.He is listedon 1861 Ontario, Canada Census, ED 5, Township of Caledon, Lines 9-12, with his family. John McMahon, occ. Weaver, b. IIRE, age 46, married. Catherine, occ weaver, b. IRE age 50, married; Michael McMahon, occweaver, b.Ire, age 18, single;James McMahon, b. IRE, age 16, single. Looking for a connection to my 2ggparents, Patrick Short and Margaret McClusky, who were born in Co. Monaghan and married in Canada.