bishop of Therouanne. Born near Coutances, he became a monk at Luxeuil. In c.637 he was appointed by King Dagobert as a missionary bishop in the Pas-de-Calais. He founded the monastery of Sithiu (now Saint-Omer) and preached the gospel eloquently and with insistence on disinterested service and reconciliation. He died and was buried in his monastery. Feast: 9 September.
AA.SS. Sept. III (1868), 384–417; B.L.S., ix. 81–2.