Mieleszczuk

Mieleszczuk or Mileszczuk is a Polish-language surname, most probably of Ukrainian origin. The correspoinding Ukrainian-language surname is Meleshchuk (Мелещук). Notable people with the surname include:
 * Olga Avigail Mieleszczuk, Poland-born Israeli singer
 * Kazimierz Mieleszczuk (1939–2021), Polish handball player
 * Yeva Meleshchuk (born 2001), Ukrainian gymnast