Óttarsson

Óttarsson is a patronym. It may refer to:


 * Hallfreðr Óttarsson (ca. 965 - ca. 1007), also known as Hallfreðr vandræðaskáld (Troublesome Poet) Icelandic skald (poet)
 * Ásbjörn Óttarsson (born 1962), Icelandic politician
 * Guðlaugur Kristinn Óttarsson (born 1954), Icelandic guitar player, engineer, mathematician, inventor, lecturer