Sigmundsson
Sigmundsson is a surname. Notable people with the surname include:
- Sigurd, the legendary dragonslayer, sometimes known with the patronymic Sigmundsson
- Þorgrímur Sigmundsson, Icelandic politician
- Beinir Sigmundsson, chieftain in the Faroe Islands
- Brestir Sigmundsson, chieftain in the Faroe Islands
- Freyr Gauti Sigmundsson, Icelandic judoka
- Ivar Sigmundsson, Icelandic alpine skier
- Kristinn Sigmundsson, Icelandic operatic bass