James Matthew Brennan (born 6 August 2005) is a British cyclist, who currently rides for UCI WorldTeam . In 2023, he became Junior World Track Cycling Champion in the Madison and the individual pursuit, in which he set a new junior world record.
Brennan comes from Darlington, County Durham. He attended Mowden Junior School, Hummersknott Academy and then Teesdale School and Sixth Form in Barnard Castle. He started cycling on family days out and with local club Stockton Wheelers.
In 2023, Brennan rode for British-based Fensham Howes-MAS Design team. He won the Guido Reybrouck Classic, a two-day race in Belgium, in 2023.
In August 2023, competing at the Junior Track Cycling World Championships in Cali, Colombia, he became the junior world champion in the Madison, alongside Ben Wiggins, and the Individual Pursuit, in which he set a Junior World Record time. He was also a silver medalist in the Scratch Race.
In September 2023, he became the British national champion in the Derny with ex professional cyclist and Commonwealth Champion Paul Curran.
He signed for the JumboâÂÂVisma Development Team prior to the 2024 season. He made his debut at the Down Under Classic and finished in third place. He made his stage race debut at the 2025 Tour Down Under finishing runner-up on the opening stage. He won his first World Tour level stage on stage one of the 2025 Volta a Catalunya, followed by another victory on stage five. On 30 April 2025, he claimed his fourth win of the season with a sprint victory on the opening stage of the 2025 Tour de Romandie in Fribourg, also claiming the leaders yellow jersey from his compatriot Samuel Watson. At the 2025 Tour of Norway, he took two stages en route to winning the overall, points, and young rider classifications.
On 1 March 2026, he won the KuurneâÂÂBrusselsâÂÂKuurne one day race in Belgium, the first Briton to win the race since Mark Cavendish in 2015.
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