Jacek Zieliński (born 22 March 1961) is a Polish professional football manager and former player who is currently in charge of Ekstraklasa club Korona Kielce.

Zieliński later took over the manager role at many Polish clubs, such as Korona Kielce, GKS Bełchatów, Górnik Łęczna, Groclin Dyskobolia Grodzisk Wielkopolski, and Polonia Warsaw.

However, Lech was underperforming in the league, with the team temporarily stranded at the very bottom of the table.

After a two-year hiatus, Zieliński returned to Polish football as a manager on 10 November 2021, taking charge of Cracovia for a second time in his career.

[2] On 7 August 2024, Zieliński signed a one-year contract to manage Korona Kielce, making his return to the Świętokrzyskie club after 24 years.