Vilbaldr Dufþaksson (fl. 980s; Old Norse: in Norse, Old pronounced as /ˈwilˌbɑldz̠ ˈduvˌθɑksˌson/; Modern Icelandic: Icelandic: Vilbald'''u'''r Dufþaksson in Icelandic pronounced as /ˈvɪlˌpaltʏr ˈtʏvˌθaksˌsɔːn/) was a Norse-Gael settler in Iceland, mentioned in the Landnámabók. He was the great-grandson of Cerball mac Dúnlainge, king of Osraige from 842 to 888, via an otherwise unknown son of Cerball, called Dufnial (Domnall). His brother was one Askell hnokkan, and his sons were Bjouok and Bjolan.
Dungal, d 842. |__________________________________ | | | Cerball, d 888. Riacan, d 894. Land, d 890. + Mael Sechnaill + Aed Finlaith + Gaethine |___________________________________________________________________________________________________________________________ | | | | | | | | Diarmait, d 928. Cuilde Ceallach, d 908. Rafarta + Eyvindr Domnall Kormled + Grimolfr Frithgertr + Iorirhima Ethna + Hlodvir | |_________________ | | | | | | | | | ? Donnchad, d 976. Cuilen, d 933. Dufpakr Porgrimr Sigurd digri, Earl of Orkney, d 1014. | | |_________ | | | | Ceallach, d 1003. Gilla Patraic, d 996. Vilbadr Askell hnokhan | |_________ | | | Mac Giolla Padhraic Bjollok Bjolan | | Kings of Osraighe