Olejnik

Olejnik is a Polish-language surname; it may refer to:
 * Bobby Olejnik (born 1986), Austrian professional footballer
 * Craig Olejnik
 * Małgorzata Olejnik
 * Marián Olejník
 * Monika Olejnik
 * Olga Oleinik
 * Robert Olejnik (pilot)