Ruben Querinjean (born 22 December 2001) is a Luxembourgish middle-distance runner who specialises in 3000 metres steeplechase in which he is the national record holder and 2025 University Games champion. That year, he became the first Luxembourg athlete to win a Diamond League event.
Biography In 2024, he set a new Luxembourg national record for the 3000 metres steeplechase at an international meeting in Liège, Belgium. In July of that year at the Luxembourg Athletics Championships he lowered the Luxembourg record again with a time of 8:18.82. He subsequently competed for Luxembourg at the 2024 Summer Olympics in Paris, France in the 3000 metres steeplechase, where he placed ninth in his heat with a time of 8:27.97.
He placed third in Hulshout at the Belgian Cross Country Championships in November 2024. In March 2025, he set a new Luxembourg national record in the 10 km road race in Lille, France, running 28:25.
In June 2025, in Turku, Finland, he broke his own national record in the 3000 metres steeplechase with a time of 8:14.33, taking more than four seconds from his previous personal best and securing the minimum automatic standard for the upcoming World Championships. The following month, he won the gold medal in the 3000 metres steeplechase at the 2025 Summer World University Games in Bochum, Germany in a games record 8:18.47.
On 22 August 2025, he secured his first Diamond League victory on debut at the 2025 Memorial Van Damme in Brussels, Belgium and set a new national record for the 3000 metres steeplechase with a time of 8:09:47. It was the first victory by an athlete from Luxembourg at a Diamond League event. He finished tenth in the World Championship final on 15 September 2025 in Tokyo, Japan.
In November 2025, he won ahead of Isaac Kimeli at the Belgian Cross Country Championships. Competing at the CMCM Indoor Meeting in Luxembourg, a silver meeting on the 2026 World Athletics Indoor Tour, he improved his Luxembourgish indoor record over 3000 metres to 7:40.72. Later in January 2026, he placed sixth at the Lotto Cross Cup de Hannut. In August 2026, he won the silver medal finishing between Germans Frederik Ruppert and Karl Bebendorf in the men's 3000m steeplechase at the 2026 European Athletics Championships in Birmingham, England. It was the first European athletics medal for Luxembourg since David Fiegen in 2006. Competing in the mile run at the World Athletics Road Running Championships on 19 September 2026, Querinjean won the bronze medal in a national record of 3:52.77. It was the first global senior athletics medal won by a Luxembourg man since Josy Barthel at the 1952 Olympic Games.
Personal life Querinjean has a master's degree in physiotherapy and rehabilitation from the University of Liège in Belgium. He has dual citizenship with Belgium.
Personal bests +ResultsEventTimeVenueDateNotes800 m1:49.12Sportcentrum Osbroek, Aalst14 August 20221500 m3.34.92Province Naimette Arena, Liège (BEL)16 July 20253000 m7:53.60Hal 5, Leuven6 August 20223000 m Short Track7:40.72Centre National Sportif et Culturel Coque, Luxembourg18 January 2026 5000 m15:31.29Stade Josy Barthel, Luxembourg18 September 20222000 m Steeplechase5:27.74Schönbuchstadion, Pliezhausen5 May 20243000 m Steeplechase 8:09.47 Brussels, Belgium 22 August 2025 10 Kilometres Road28:25Lille16 March 2025
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