Árnadóttir
Árnadóttir is an Icelandic patronymic, used by:
- Ásta Árnadóttir, Icelandic former footballer who was a defender
- Bergþóra Árnadóttir, Icelandic folk song composer and singer
- Halla Margrét Árnadóttir, Icelandic singer, represented Iceland in the Eurovision Song Contest 1987
- Nína Björk Árnadóttir, Icelandic playwright, poet, and novelist
- Ragna Árnadóttir, Icelandic lawyer and former Minister of Justice and Ecclesiastical Affairs of Iceland
- Ragnheiður Elín Árnadóttir, Icelandic politician, the Minister of Industry and Commerce since 23 May 2013