Marek Chojnacki

 Marek Chojnacki  (born 6 December 1959) is a Polish professional football manager and former player who played as a defender. He is currently in charge of Ekstraliga club UKS SMS Łódź.

Club career
Chojnacki played for ŁKS Łódź in the Polish Ekstraklasa, appearing in 452 league matches. He had a spell in the Greek Super League with Ethnikos Piraeus F.C.

International career
Chojnacki played for Poland at the 1979 FIFA World Youth Championship in Japan. He played 4 international matches for his country.

Manager
UKS SMS Łódź
 * Ekstraliga: 2021–22
 * Polish Cup: 2022–23