Jiří Sýkora (decathlete) should not be confused with Jiří Sýkora (runner).
| Jiří Sýkora | |
| Birth Date: | 20 January 1995 |
| Birth Place: | Třebíč, Czech Republic |
| Height: | 1.90 m[1] |
| Weight: | 91 kg |
| Sport: | Athletics |
| Event: | Decathlon |
| Club: | PSK Olymp Praha[2] |
| Coach: | Pavel Svoboda |
Jiří Sýkora (born 20 January 1995 in Třebíč) is a Czech athlete competing in the combined events. He represented his country at the 2016 Summer Olympics in Rio de Janeiro where he finished last after scoring no points in the pole vault and 1500 metres. In addition he won the gold medal at the 2014 World Junior Championships. He is also the former world record holder in the junior decathlon.
| Representing the | ||||||
|---|---|---|---|---|---|---|
| 2011 | World Youth Championships | Lille, France | 7th | Decathlon (U18) | 5823 pts | |
| European Youth Olympic Festival | Trabzon, Turkey | 8th | Long jump | 6.86 m | ||
| 2013 | European Junior Championships | Rieti, Italy | – | Long jump | NM | |
| 2014 | World Junior Championships | Eugene, United States | bgcolor=gold | 1st | Decathlon (U20) | 8135 pts |
| European Championships | Zürich, Switzerland | – | Decathlon | DNF | ||
| 2015 | European U23 Championships | Tallinn, Estonia | – | Decathlon | DNF | |
| 2016 | European Championships | Amsterdam, Netherlands | – | Decathlon | DNF | |
| Olympic Games | Rio de Janeiro, Brazil | 25th | Decathlon | 6237 pts | ||
| 2017 | European Indoor Championships | Belgrade, Serbia | 10th | Heptathlon | 5902 pts | |
| European U23 Championships | Bydgoszcz, Poland | bgcolor=gold | 1st | Decathlon | 8084 pts | |
| 2019 | European Indoor Championships | Glasgow, United Kingdom | 9th | Heptathlon | 5016 pts | |
| 2021 | Olympic Games | Tokyo, Japan | 17th | Decathlon | 7943 pts | |
| 2022 | World Championships | Eugene, United States | 13th | Decathlon | 8107 pts | |
| European Championships | Munich, Germany | – | Decathlon | DNF | ||
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