Patron saint of Wales, Christian abbot and bishop. According to legend he was the son of a prince of Dyfed and uncle of King Arthur; he was responsible for the adoption of the leek as the national emblem of Wales, but his own emblem is a dove. Feast day 1 Mar. Tradition has it that David made a pilgrimage to Jerusalem, where he was consecrated bishop. He founded 12 monasteries in Wales, including one at Menevia (now St Davids), which he made his bishop's seat; he presided over a synod at Brefi and condemned the ideas of the British theologian Pelagius.