On-line Calendar of Saints Days, April
medievalist.net/calendar/apr.htm
Mary (of Egypt) [GTZ: Gnesen, Strassburg, France, one or more religious orders; PCP (Paris)] Nicetius .... April 23. Adalbert, bishop (of Prague), martyr [common] Felix, Fortunatus and Achilleus, martyrs (at Valence) [GTZ: southern France]
Sts. Felix, Fortunatus, & Achilleus - Saints & Angels ...
www.catholic.org/saints/saint.php?saint_id=542
Felix, a priest, and two deacons, Fortunatus and Achilleus, were sent by St. Irenaeus, Bishop of Lyons, at the beginning of the third century, to Valence in the district afterwards known as the Dauphine' to evangelize its ... They all three suffered martyrdom in the reign of Caracalla about the year ... Their feast day is April 23.