Jiří Zídek Sr. (8 February 1944 – 21 May 2022)[1] was a Czech professional basketball player and coach.

His son, Jiří "George" Zídek Jr., also won the EuroLeague title with Žalgiris, in 1999.

To this day, they are the only father and son to have reached a EuroLeague title game as players.

[2] Zídek helped Slavia Prague make it all the way to the EuroLeague's Final in the 1965–66 season.

He was also the leader of the Czechoslovak national team, when they won the bronze medal at the 1969 EuroBasket, where he averaged 12.6 points per game.