Iarlaithe Mac Loga
Saint Iarlaithe mac Loga, also known as Jarlath (fl. 6th century), was an Irish priest and scholar from Connacht, remembered as the founder of the monastic School of Tuam and patron saint of the Archdiocese of Tuam. No medieval Life for Iarlaithe is extant, but sources for his life and cult include genealogies, martyrologies, the Irish Lives of St Brendan of Clonfert and a biography compiled by John Colgan in the 17th century.
Read more about Iarlaithe Mac Loga: Background, St Brendan's Irish Lives, Foundation of Tuam, Feast-day, Jarlath in The 21st Century