Its history goes back to the Iron Age where the site of a timber built fort can be seen near the village centre.
Brynach was a wandering 5th century Irish saint who got shipwrecked off the South Wales coast, returning to Ireland from a tour to Brittany.
This is approximately 20 miles north west of Llanboidy and is overlooked by Carn Ingli (said by some to mean Mountain of Angels).
The church graveyard holds a very precious statue, called "the Grief", by the Cardiff-born sculptor Sir William Goscombe John.
It was a funerary monument to the Victorian era MP Walter Rice Howell Powell.