Vicelinus
Vicelinus (1086 – 12 December 1154) was a German bishop of Oldenburg in Holstein who was considered the apostle of Holstein. He was also known as Apostle of Obodriten, of the Wends, Vicelinus, Vincelin, Vizelin, Wissel, Witzel.
In the Martyrology
- December 12 Saint Vicelino, bishop of Oldenburg