GyljárlaugssonIcelandic The name Gyljárlaugsson combines two Icelandic words, "gylja" meaning "to roar" and "laug" meaning "hot spring". Therefore, the name Gyljárlaugsson could be interpreted as "son of the roaring hot spring".
HafsteinIcelandic Either derived from the Icelandic given name Hafsteinn or from Norwegian surname Havstein (probably derived from a place name).
LaxnessIcelandic (Rare) Derived from the name of a farm in Mosfellsbær parish in southwest Iceland. A notable bearer was author and Nobel Prize winner Halldór Laxness (1902-1998).