Dogfan, also known as Doewan, was a 5th-century Welsh monk and martyr. As a son of King Brychan, he belonged to a royal lineage in Wales. He is recognized as the patron saint of Llanrhaeadr-ym-Mochnant, a location that may have served as the birthplace of his mother. His life and death are preserved within various Christian traditions, marking him as a significant figure in early Welsh religious history.
Life and death

According to tradition, Dogfan lived during the 5th century. He met his end in Pembrokeshire, where he was reportedly killed by heathen Anglo-Saxon invaders. Following his martyrdom, a church was established in his memory at the site of his death.
Veneration
He is commemorated on 13 July across several different denominations, including the Roman Catholic, Anglican, and Eastern Orthodox churches. His legacy continues through his patronage of the town of Llanrhaeadr-ym-Mochnant.
