Margaret Riesberry was born in 1842 in Peel County, Ontario, and was the daughter of Thomas Robert Riseborough (1798) and Sarah Broughton. She married James Sanderson, and died in Huron County on 4th May 1890.

Sources
• 1. Ralph Broughton's Data. Mary Riseborough. Born in Edgefield c1842. Father: Robert. Mother: Sarah Broughton. • 2. Grace King's Data. Margaret Riesberry. Born c1842, Peel County, Ontario. Married James Sanderson. Died Huron County, 4 May 1890.