Marcinek

Marcinek may refer to:


 * Marcinek, Greater Poland Voivodeship, a place in Poland
 * Ewa Marcinek (fl. from 2020), Polish-Icelandic writer
 * Marcinek, a puppet theatre in Poznań, Poland, art director Leokadia Serafinowicz 1960–1980
 * Marcinek Award, of the Ale Kino! International Young Audience Film Festival
 * Marcinek, a dessert in Polish cuisine