Family name Dylya (Диля 
, Дилиа , Dylya) , in the world, is quite a rare last name. The last name Dylya is habitual in Central Asia, particularly Tajikistan, where it is quite a rare surname, Kyrgyzstan, and Uzbekistan. Not in comparison with a country's population, it is commonest in Uzbekistan, Tajikistan, and Russia. More prevalently, Dylya is the forename as well as the last name.