Adalbert, St., a deacon, who is commemorated: June 25. The Bollandists give his acts written by the monks of Egmond and. Mettoch.- According to these he was a disciple of St. Egbert, by whom he was sent, with St. Willebrord and ten others, into Germany in 690. He died: in Frisia, whither he had accompanied Willebrord, and his body was taken to Egmond, where a church was founded in his honor by Theodoric II.- According to Le Cointe (iv, 392-394), he was present at the Synod of Utrecht, in 702, and died in 705. See Acta SS. Boll. Jun. v, 94-110; Mabillon, Anncl. Ord. Bened. i, 631-646.