Gunnlaugsdóttir is an Icelandic patronymic. It may refer to:
Álfrún Gunnlaugsdóttir (born 1938), Icelandic writer Áslaug Munda Gunnlaugsdóttir (born 2001), Icelandic footballer Ásta B. Gunnlaugsdóttir (born 1961), Icelandic footballer Jóhanna Gunnlaugsdóttir, Icelandic professor Nanna Margrét Gunnlaugsdóttir (born 1978), Icelandic politician Pálína Gunnlaugsdóttir (born 1987), Icelandic basketball player
Tinna Gunnlaugsdóttir (born 1954), Icelandic actress
See also