Colmcille
Colmcille, also known as Columba, was an Irish abbot and missionary who played a significant role in spreading Christianity in Britain. He was born in 521 AD in Donegal, Ireland, into a royal family. He founded numerous monasteries in Ireland, including Derry and Durrow, before undertaking a mission to Scotland in 563 AD. According to tradition, he traveled to the island of Iona off the coast of Mull with twelve companions. From Iona, he established a monastic community that became a center of learning and a base for evangelizing the Picts and the Scotti in what is now Scotland. Colmcille is credited with converting King Bridei of the Picts, a pivotal moment in the Christianization of the region. He is also known for his prolific writing and his role in preserving ancient texts. His reputation as a scholar, poet, and spiritual leader grew throughout his life. Colmcille died on Iona in 597 AD. He is revered as one of the three patron saints of Ireland, alongside Saint Patrick and Saint Brigid. His legacy is deeply intertwined with the early history of Christianity in both Ireland and Scotland, and his monastic foundation on Iona remained influential for centuries.