John Albert Vasa was a Polish cardinal, and a Prince-Bishop of Warmia and Kraków. He was the son of Sigismund III Vasa and Constance of Austria.
Jakub "Kuba" Błaszczykowski is a Polish businessman and former professional footballer who played as a winger. He is a part owner of Polish football club Wisła Kraków, where he began his professional career and established himself at a young age. In 2007, he joined Borussia Dortmund, where he spent the majority of his career, making over 250 appearances and winning two Bundesliga titles, two DFL-Supercups, and one DFB-Pokal.
Vini Zabù was an Italian UCI ProTeam that existed from 2009 until 2021.
İlham Tanui Özbilen is a middle distance runner now representing Turkey. The 1.77 m (5.8 ft) tall athlete weighs 60 kg (130 lb). He is coached by Kenyan Patrick Sang.
Jakub Holuša is a former Czech middle-distance runner. He represented his country in the men's 800 meters at the 2008 and 2012 Summer Olympics. At the 2016 Olympics, he competed in the 1500 meters.
Jakub Kornfeil is a Grand Prix motorcycle racer from the Czech Republic. Until 2019, he competed in the Moto3 World Championship. During 2020 he raced for WithU Motorsport in the MotoE World Cup. He was the winner of Red Bull MotoGP Rookies Cup in 2009.
The men's 800 metres at the 2012 IAAF World Indoor Championships will be held at the Ataköy Athletics Arena on 9 and 11 March. The gold medal was won by 18-year-old Mohammed Aman of Ethiopia, in a time of 1:48.36 seconds.
Jakub Vadlejch is a Czech track and field athlete who competes in the javelin throw. He is a four-time Olympian for the Czech Republic, having competed in 2012, 2016,2020 and 2024 winning a silver medal in 2020. He also has represented his country six times at the World Championships in Athletics, winning the bronze medal in 2022 and 2023 and silver medal in 2017, and six times a competitor at the European Athletics Championships, winning the silver medal in 2022 and the gold medal in 2024. He also won the 2016 Diamond League title, 2017 Diamond League title, and the 2023 Diamond League Title.
Jakub Jáně is a Czech slalom canoeist who has competed at the international level since 2006.
Karol Zalewski is a Polish athlete who specialises in the sprinting events. He reached the semifinals of the 2013 World Championships in the 200 metres. He is also the 2013 European U23 champion over that distance.
Jakub Jaworski is a Polish short-track speed-skater.
Rafał Omelko is a retired Polish athlete who specialised in the 400 metres. He won two medals in the 4 × 400 metres relay at the European Athletics Championships.
Jakub Bareš is a Czech curler from Prague. He currently plays lead for the Czech national men's curling team.
Jakub Krzewina is a Polish track and field sprinter who specialises in the 400 metres. A frequent competitor for Poland in the 4×400 metres relay, he has won two medals at the European Athletics Championships and reached the final at the 2016 Summer Olympics. He was also a relay silver medallist with Europe at the 2014 IAAF Continental Cup.
Łukasz Krawczuk is a Polish sprinter specialising in the 400 metres. He has won two medals in the 4 × 400 metres relay at the European Athletics Championships.
Tsanko Rosenov ArnaudovMedM is a Portuguese athlete who represents Sporting Portugal at club level. He holds the Portuguese record in men's shot put with 21.56 m.
The men's 1500 metres at the 2016 IAAF World Indoor Championships took place on March 18 and 20, 2016.
Jakub Grigar is a Slovak slalom canoeist who has competed at the international level since 2012. He specializes in the K1 discipline and occasionally competes in kayak cross.
Jakub Kraska is a Polish swimmer. He competed in the men's 4 × 100 metre freestyle relay event at the 2018 European Aquatics Championships, winning the bronze medal.
Jakub Szymański is a Polish athlete competing in the sprint hurdles. He won a bronze medal at the 2021 World U20 Championships.
