Ólafía is a given name. Notable people with the name include:
- Ólafía Einarsdóttir (1924–2017), Icelandic archaeologist
- Ólafía Jóhannsdóttir (1803-1924), Icelandic teacher and temperance worker
- Ólafía Hrönn Jónsdóttir (born 1962), Icelandic actress
- Ólafía Þórunn Kristinsdóttir (born 1992), Icelandic golfer