Surname Gaase (Gas 
, Gaz 
, Gaase 
) , across the world, is a common family name. The last name Gaase is habitual in Israel, where it is quite a common surname, Somalia, where it is quite a rare surname, and Algeria. Measured by absolute frequency, it most frequently occurs in Indonesia, Israel, and Algeria. Also, Gaase is the forename as well as the last name.