Sigurlaug Árnadóttir (born July 16, 1984) is a retired Icelandic figure skater. She is a seven-time national champion including 1996 and 1997 novice National Champion and senior National Champion for 5 consecutive years from 1998–2002. She is the first Icelandic skater to successfully complete a 2 Axel in a competition. She was the first Icelandic competitor at an international competition and also the first competitor to compete at Junior Grand Prix when she went to Trofeo Rita Trapanese in 2002. Furthermore, she was the first Icelandic skater at The Nordics 2001 and The Nordics 2002.