The church gave its name to the parish of Llanbeulan : the Welsh word llan originally meant " enclosure " and then " church " , and " ‑ beulan " is a modified form of the saint 's name . It is in a thinly populated part of rural Anglesey , about 1 @.@ 75 kilometres ( 1 @.@ 09 mi ) to the south @-@ west of the village of Gwalchmai , and about 3 kilometres ( 1 @.@ 9 mi ) to the south @-@ east of Bryngwran . A grassed track runs from the road to the church . To the east of the church , the churchyard contains a war grave of a Royal Welsh Fusiliers soldier of the First World War .