The 1891 census for Llanfair Mathafarn Eithaf (Dist 5) has a
William Hughes aged 58, Calfanistic Methodist preacher. b. Llan ME
Magdalen Hughes, aged 57, B. Llanbedrgoch
Annie Hughes, aged 10, b. Llanbedrgoch
Ellen Prytherch Hughes, aged 9, b. Llan ME
Elizabeth M, Hughes, aged 7, b, Llan ME
Not my relatives, but came across them researching my Thomas/Hughes family, Aberffraw.
Have not looked but I have posted a number of headstones on ''Find-a-Grave'' for the Llanfair ME cemetery