Last name Ас (As 
, Es , Asse 
) , around the globe, is a widespread family name. The cognomen Ас is characteristic of Norway, where it is a common surname, Saudi Arabia, where it is quite a common surname, and Brunei (explore the name in all countries). Measured by absolute frequency, it most frequently occurs in Indonesia, India, and Saudi Arabia. Likewise, Ас is the forename as well as the last name.