This could be Zachariah Jones in the 1911 census:
Boscawen, Llangystenin, Conwy.
Jane Jones, Head, widow, age 69, born Conwy.
Mary Ann Jones, daughter, age 27, married (2 years), born Llangystenin.
Zachariah Jones, son in law, age 32, married, General Labourer, born Anglesey.
Evan Edward Jones, son, age 4 months, born Llangystenin.
There is a Civil Marriage registered in Conwy in 1909 for Zachariah Jones and Mary Jane Jones.
Helig.