EntityQ75915· pop 15· linked from 31 articlesFrederick ISign in to saveRoman Catholic archbishopConnectionsGermanyCountryCologneEntityHoly Roman EmpireEntityInternational Standard Book NumberEntityFlandersEntityBambergEntitySpeyerEntityHenry IVEntitySwabiaEntityEmpress MatildaEntityInvestiture controversyEntityHenry VEntityLothair IIIEntityConcordat of WormsEntityCharles I, Count of FlandersEntityRoman Catholic Archdiocese of CologneEntityFrederick II, Duke of SwabiaEntitylist of bishops and archbishops of CologneEntityMichaelsberg AbbeyEntityBruno II von BergEntityCategories1070s births1131 deaths12th-century Roman Catholic archbishops in the Holy Roman EmpireArchbishops of CologneYear of birth uncertain