According to Landnáma and Reykdœla saga Glúmr's father, Geiri, was a Norwegian who settled near Mývatn in the north of Iceland.
In the Icelandic sagas Landnáma and Reykdœla saga, it is mentioned that Geiri's father, Geiri, was a Norwegian who made his home near Mývatn in the northwestern part of Iceland.