Karsten Warholm (born 28 February 1996) is a Norwegian athlete who competes in the sprints and hurdles. He has won gold in the 400 m hurdles at the 2017 and 2019 World Championships, and at the 2018 European Championships. He competed in the octathlon as a youth, winning gold at the 2013 World Youth Championships.
Warholm holds the Norwegian record in the 400 m and the European record in the 400 m hurdles with times of 44.87 seconds and 46.92 seconds, respectively. Warholm's time of 46.92 seconds for the 400 m hurdles is the second fastest time in history, bettered only by Kevin Young's 1992 world record.
In March, Warholm won eight gold medals in the Norwegian Youth Indoors Championships in 2013. In June at the 2013 Bislett Games, he competed in the 200 m. He finished seventh in his heat with a time of 22.25 s and did not advance to the final. Usain Bolt won the heat with a time of 19.79 s. At the 2013 World Youth Championships in July, he won gold in the boys' octathlon with 6451 points, a personal best.
In July 2016, while participating in the semi-final of the 400 m hurdles at the 2016 European Championships, he broke the Norwegian national record with a time of 48.84 s. He then finished sixth in the final with a time of 49.82 s. In August, he made it to the semi-finals in the 400 m hurdles at the 2016 Summer Olympics.
At the 2018 European Championships Warholm won the gold medal in the 400 metres hurdles event with a time of 47.64 s, setting his new personal best and the new European U23 record.
Height : 1.87 m (6 ft 2 in)
Weight : 80 kg (176 lb)