Last name Tens (Tense 
, Tens 
, สิบ 
) , in the world, is a rare cognomen. The surname Tens is habitual in Latvia, where it is quite a rare surname, Estonia, and Hungary, where it is a rare surname. Not in comparison with a country's population, this name is the most popular in Indonesia, Ethiopia, and Nigeria. Also, Tens is the forename as well as the last name.