Surname Kaldykul (Калдыкул 
, Калдыкуль , Калдикул ) , around the globe, is a very rare last name. The cognomen Kaldykul is habitual in Central Asia, particularly Kyrgyzstan, where it is a rare surname, and Kazakhstan, where it is a very rare surname. Much more frequently, Kaldykul is the forename as well as the last name.