Arnarson

Arnarson is a surname. Notable people with the surname include:


 * Ingólfr Arnarson (c. 849–c. 910), first permanent Nordic settler of Iceland
 * Örn Arnarson (born 1981), Icelandic swimmer
 * Ottó P. Arnarson, member of Týr (band), a folk metal band from the Faroe Islands
 * Björgvin Arnarson (born 2005), actor