Flóki Vilgerðarson

https://www.snerpa.is/net/snorri/landnama.htm chapter 65

Flóki son of Vilgerðar Hörða-Káradóttir went to Iceland and occupied Flókadal between Flókadalsár and Reykjarhól; he lived on Moi. Flóki had Gró, Þórðar's sister from Höfða. Their son was Oddleifur stafur, who lived in Stafshóli and shared with Hjaltason. Flóka's daughter was Þjóðgerður, mother of Koðrán, father of Þjóðgerðr, mother of Koðrán, father of Kár in Vatnsdal.