Cezary Żak (born on 22 August 1961 at Brzeg Dolny, Poland) is a Polish actor, known for his roles in the television series Miodowe lata (The Honeymooners), Ranczo (where he unusually played two lead roles) and Ludzie Chudego (Lean People).

He is married to Polish actress Katarzyna Żak, with whom he has two daughters, Alexandra and Susanna.

He made his theater debut on March 15, 1986 playing the role of social activist Stanisław Ignacy Witkiewicz in Panna Tutli Putli staged by the Wrocławski Teatr Współczesny (Wrocław Contemporary Theatre).

In 1993 he was awarded the Society of Friends of the Theatre in Wroclaw for a young actor.

In the nineties, he hosted the game show Ace, Queen, Jack shown on the Polsat television network.