Irish monastic founder, d. 620

Here is CatholicBrain's index of Saints. This is a great resource for learning about the lives of the saints at home or in the classroom!
Irish monastic founder, d. 620
Contemporary of St. Abban of Magheranoidhe.
Virgin and martyr, died at Catania in Sicily, probably in the Decian persecution (250-253)
Saint Michael the Archangel isn't a saint, but rather he is an angel, and the leader of all angels and of the army of God.
Jesuit student, who died in 1591 at the age of 23.