Llangian is a small village and former civil parish on the Llŷn Peninsula in the Welsh county of Gwynedd. It is located 1 mile (1.6 km) north west of Abersoch, in the community of Llanengan. The parish was abolished in 1934 and divided between Llanengan and Botwnnog.[1]

The village's church of Saint Cian is connected to the Edwards family of Nanhoron.[2]

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