| Jiří Růžička | |
| Office: | President of the Czech Senate Acting |
| Term Start: | 20 January 2020 |
| Term End: | 19 February 2020 |
| Predecessor: | Jaroslav Kubera |
| Successor: | Miloš Vystrčil |
| Office2: | Senator from Prague 6 |
| Term Start2: | 15 October 2016 |
| Predecessor2: | Petr Bratský |
| Office1: | Vice President of the Czech Senate |
| Term Start1: | 14 November 2018 |
| Birth Date: | 12 May 1948 |
| Birth Place: | Prague, Czechoslovakia (now Czech Republic) |
| Spouse: | Dana Růžičková |
| Party: | TOP 09 |
| Alma Mater: | Charles University |
| Website: | jiri-ruzicka.cz |
Jiří Růžička (born 12 May 1948) is a Czech pedagogue and politician who served as the acting President of the Senate of the Czech Republic following the death of Jaroslav Kubera.[1]