Family name Allus (Allus 
) , throughout the world, is a rare surname. The cognomen Allus is habitual in Libya, where it is a rare surname, Malaysia, and Philippines, where it is a very rare surname. Not in comparison with a country's population, it is commonest in South-eastern Asia, particularly Indonesia, Philippines, and Malaysia. Much less frequently, Allus is the forename as well as the last name.