Worldwide, Tysyak (Tysyak , Тысяк ) is an extremely rare unknown gender first name. Predominantly, Tysyak is the last name as well as the forename.
Тисиак, Тисяк, and Тысиак
Nadiya
, Тысяк 
) is an extremely rare unknown gender first name. Predominantly, Tysyak is the last name as well as the forename.