Matejko is a Polish surname originated from a diminutive for the given name Matej (Matthew).[1] Notable people with the surname include:
- Helena née Matejko, daughter of Jan and Teodora Matejko
- Jan Matejko (1838–1893), Polish painter
- Teodora Matejko, wife of Jan Matejko
- Theo Matejko (1893-1946), Austrian illustrator
- Franciszek Ksawery Matejko, Czech-Polish musician, father of Jan Matejko