Aslaug is a Norwegian given name, derived from Old Norse prefix áss-, meaning "god", and suffix -laug, possible meaning "betrothed woman". The Swedish cognate is Aslög; the Danish cognate is Asløg. Aslaug is uncommon as a surname. People with the name Aslaug include:
Aslaug, a queen of Scandinavian mythology
Aslaug Dahl (born 1949), Norwegian, Olympic cross-country skier
Åslaug Grinde (1931–2019), Norwegian politician
Åslaug Haga (born 1959), Norwegian politician
Åslaug Linge Sunde (1917–2006), Norwegian politician