Family name Lyelya (Лёля 
, Lyelya) , around the globe, is a rare cognomen. The family name Lyelya is characteristic of Belarus, where it is quite a rare surname, Russia, where it is a rare surname, and Kyrgyzstan, where it is a very rare surname. Measured by absolute frequency, it is the most numerous in Eastern Europe, particularly Russia, Belarus, and Ukraine. More prevalently, Lyelya is the forename as well as the last name.