Dafen
Suburban village
St Michael and All Angels Church
Dafen Location within Carmarthenshire
Community	Llanelli Rural
Principal area	Carmarthenshire
Preserved county	Dyfed
Country	Wales
Sovereign state	United Kingdom
Police	Dyfed-Powys
Fire	Mid and West Wales
Ambulance	Welsh
UK Parliament	Llanelli
List of places UK Wales Carmarthenshire 51°41′34.00″N 4°08′08.00″W / 51.6927778°N 4.1355556°W / 51.6927778; -4.1355556

Dafen is a village situated east of Llanelli in Carmarthenshire, Wales, part of the Llanelli Rural community. Dafen borders the villages of Felinfoel (Bryngwyn-Mawr), Bryn, Penceilogi, and Pemberton.

Dafen is also an electoral ward, electing councillors to Llanelli Rural Council and Carmarthenshire County Council. At the 2001 census the Dafen ward had a population of 3,433,^[1] increasing to 3,597 at the 2011 Census.^[2]

The village has both residential and industrial areas, and Llanelli's Prince Philip Hospital is located here.

Wales Air Ambulance is based at Dafen in a purpose-built headquarters completed in 2016.^[3]