Around the world, Колецкий (Колецкий , Kołecki ) is an extremely rare unknown gender first name. Much more frequently, Колецкий is the last name as well as the forename.
Koletsky
Игорь, and Константин
, Kołecki 
) is an extremely rare unknown gender first name. Much more frequently, Колецкий is the last name as well as the forename.