The family settled in South Norwich Township, Ontario. In the 1871 census, Mary Haven was living with her daughter Ellen and her three children.
Children of George and Ellen/Ella (Haven) Oatman:
3304 Saphrona, b. 29 Nov 1852; m. Andrew Stillwell
3305 Jerome, b. 3 May 1853; d. 11 Jun 1940; m. Mary Ann Tren
3306 Roseltha, b. 30 Sep 1856; d. 1922; m. John Lavine, b. 1853, d. 1924; bur. New Road Cem., Tillsonburg, ON. A son, Jerome Lavin (1881-1926), and possibly a daughter, Nellie Lavin (1875-1964) are buried with them.
Sources:
1851, 1861, 1871 census, South Norwich Twp., Oxford Co., ONBack to Oatman Home Page
Records of New Road Cemetery, Tillsonburg, ON