Jiri Sr., a prominent athlete from Prague, Czech Republic, has been a significant figure in the world of fencing since he began at age nine. He started his journey at the SC Praha club, founded by his father. Jiri's father introduced him to fencing, and he has continued the family tradition due to his growing passion for the sport.

| Season | Event | Rank |
|---|---|---|
| 2016 | Men's Individual Epee | Last 64 |
Jiri made his international debut in 2000, competing for the Czech Republic at the European Championships in Portugal. This marked the beginning of his long and successful career on the international stage.
In 2016, Jiri received the Czech Fair Play Award for his performance at the Rio de Janeiro Olympic Games. He corrected a referee's decision to his detriment, showcasing his commitment to sportsmanship. This honour highlights his integrity and dedication to fair play.
Jiri resides in Prague with his wife Cristina and their daughter. He is multilingual, speaking Czech, English, and Spanish. Outside of fencing, he enjoys playing the drums, snowboarding, and skiing. His family remains the most influential factor in his career.
Beyond competing, Jiri is involved in marketing and promotion for the Czech Fencing Association. He also runs a fencing store called 5M Fencing in Czechia. These roles allow him to contribute to the sport off the piste.
In December 2022, Jiri was elected as a member of the athletes' commission of the Czech Olympic Committee. He also hosts a podcast called 'Do Strehu' [To The Guard], where he interviews personalities from the world of sport. These activities reflect his commitment to promoting and supporting sports.
Looking ahead, Jiri aims to compete at the 2024 Olympic Games in Paris. This goal underscores his ongoing dedication to fencing and his desire to represent his country on one of the biggest stages in sports.
Jiri Sr.'s journey from a young fencer at SC Praha to an internationally recognised athlete is marked by dedication, integrity, and a deep love for the sport. His contributions extend beyond competition, influencing both current and future generations of athletes.
Jiri Sr., a prominent athlete from Prague, Czech Republic, has been a significant figure in the world of fencing since he began at age nine. He started his journey at the SC Praha club, founded by his father. Jiri's father introduced him to fencing, and he has continued the family tradition due to his growing passion for the sport.