Cognomen Sanag (สังข์ 
, Sanag 
) , all over the world, is a rare last name. The cognomen Sanag is habitual in Philippines, where it is a rare surname, Hungary, where it is a very rare surname, and Turkey. Not in comparison with a country's population, it is the most numerous in Philippines, India, and Turkey. More frequently, Sanag is the forename as well as the last name.