According to Sarah Ethel's marriage record her mother's name was Ellen Jane ARBUTHNOT I've included info on Ellen /Helen jane Arbuthnot marriage to John Barkley in 1865 Don Name: John Birth Place: Williamsburgh Township Residence: Winchester Age: 23 Father Name: Henry Mother Name: Ellen Estimated birth year: 1842 Spouse Name: H. Y. Arbuthnot Spouse's Age: 22 Spouse Birth Place: Cornwall Township Spouse Residence: Winchester Spouse Estimated Birth Year: 1843 Spouse Father Name: Robert Spouse Mother Name : Ellen Marriage Date: 1 May 1865 Marriage County: Stormont Family History Library Microfilm: 1030065 Source: Indexed by: Genealogical Research Library