Last name Sanj (Sanj 
, سانج 
) , in the entire world, is quite a rare cognomen. The family name Sanj is habitual in Mongolia, where it is quite a rare surname, Nepal, where it is a rare surname, and United Arab Emirates. In absolute terms, it is commonest in Mongolia, Nepal, and Pakistan. More prevalently, Sanj is the forename as well as the last name.