Olaf is a Scandinavian, German, and Dutch given name.

Olaf may also refer to:

Olaf, Iowa, unincorporated community, US European Anti-Fraud Office (OLAF) OLAF (Organization to solve the foreigner question), a 2010 Swiss satire Tropical Storm Olaf, several storms Count Olaf, the fictional primary antagonist in A Series of Unfortunate Events Olaf (Frozen), a fictional character from Disney's Frozen franchise A variant of the letter Aleph

See also St. Olaf (disambiguation) Olave (disambiguation) Olavi Olavo