Edward Mason, son of James Mason and Mary Armstrong, was born in Rawdon in 1829. He married Mary Ellen Copping in Rawdon in 1861. Together they had ten children: James Charles (b. 1862), Mary Ellen (be. 1864), Eliza Jane (b. 1865), George William (b. 1867), Annie Mariah (b. 1869), Sarah Alice (b. 1873), Charlotte Edith (b. 1877), Edward Armstrong (b. 1878), Thomas Albert (b. 1880), and Ethel Maude (b. 1882). Annie Mariah Mason married John Richard Copping. Mary Ellen Mason married Richard F. Boyce. Sarah Alice Mason married John Alex. Copping.