Surname Tsykalyuk (Tsykalyuk 
, Цикалюк 
, Цыкалюк ) , throughout the world, is a rare family name. The family name Tsykalyuk is habitual in Ukraine, 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, this name is the most popular in Ukraine, Russia, and the United States.