Helga Moddansdttir's sibilings were Angus the Generous and sisters Frakkk and orleif, all four children having both Norse and Gaelic names.
Whatever their origins, in addition to the titled Otarr, Helga's siblings were, Angus "the Generous" and her sisters Frakkok and orleif. These children had both Norse and Gaelic names, whereas Orcadian families tended to have exclusively Norse names. 
