Family name Dīn (Дин 
, Dīn 
) , around the globe, is a rare last name. The last name Dīn is habitual in Kazakhstan, where it is a rare surname, Kyrgyzstan, and Algeria. Not in comparison with a country's population, this name is the most popular in Russia, Kazakhstan, and Algeria. Also, Dīn is the forename as well as the last name.