Berthold, archbishop of Trier

-http://fmg.ac/Projects/MedLands/GERMAN%20NOBILITY.htm#Berengardied8...

e) [BERTHOLF (-2 Oct 883). The primary source which confirms his parentage has not yet been identified. Bertholf is referred to as "Bertold" in Europäische Stammtafeln with the date 879[111]. He was elected Archbishop of Trier in Sep 869. The Gesta Treverorum records that "Bertolfus abbas Mediolacensis…consanguineus Adventii, tunc temporis Mettensis episcopi" as "episcopus Treberis" in 868[112]. Jackman links him with the archbishop of Köln (referred to in Grote[113]%29 with the similar name[114].]