Hi I believe I may also be related to the same person. From looking at census reports my great grandmother would be Betty Clare Bayliss (born Roberts) and her mother Mary Roberts. See below details from family tree i started in My Heritage. So in 1901 she would have been 5 or 6 years old depending on the month.
Apr 7 1895
Residence:
Sep 29 1939
Caravan, Valley, Anglesey, Wales
Age:
44
Marital status:
Married
Occupation:
Unpaid Domestic Duties
Daughter:
Betty C Bayliss
https://www.myheritage.com/research/record-10678-41233568/mary-roberts-in-1939-register-of-england-walesRegards Tony Spreckley Ashtead Surrey