Colby Simmons

Colby Simmons (born 16 October 2003) is an American road cyclist who rides for UCI WorldTeam .

Early and personal life His father Scott Simmons owns a construction business, and his mother is Holly Simmons. His older brother Quinn Simmons is also a cyclist. They grew up around the San Juan Mountains of southwestern Colorado. The family would go skiing in the winter and ride mountain bikes in the summer, and vacation in the mountains near Moab, Utah.

Career Simmons won his first national age-group title at the USA Cycling Amateur Road National Championships junior men’s age 15-16 criterium race in downtown Hagerstown, Maryland in June 2019. He won the junior 17-18 road race at the USA Cycling Amateur Road National Championships in Florida in 2021. Simmons signed for the Jumbo–Visma Development Team in September 2021. He represented Team USA in the Junior Men's Road Race at 2021 UCI Road World Championships.

In April 2023, he had a top-20 finish in the Volta Limburg Classic. Simmons finished second to Owen Cole in the U23 national road race at the USA Cycling Amateur Road Nationals in Roanoke, Virginia in June 2023. That month he also finished as runner-up at the United States National Criterium Championships in Knoxville, behind three-time winner Luke Lamperti.

He was selected for the 2023 UCI Road World Championships held in Glasgow, in August 2023.

In 2025, he switched teams to , before being promoted to at the end of March. His first UCI WorldTour race was the Tour of Flanders.

Major results

2021

1st Overall Davy Crockett Classic 1st Stages 1 & 3 2nd Trofee van Vlaanderen 3rd Overall Grand Prix Rüebliland 1st Stage 3 7th Grand Prix Bob Jungels 9th Overall Ain Bugey Valromey Tour 2022 5th Road race, National Under-23 Road Championships 9th Gran Premio Sportivi di Poggiana 10th Overall Flanders Tomorrow Tour 10th Poreč Trophy 2023 1st Young rider classification, Okolo Slovenska 1st Points classification, Tour Alsace 2nd National Criterium Championships 2nd Road race, National Under-23 Road Championships 5th Omloop der Kempen 6th Overall Tour de Bretagne 9th Paris–Roubaix Espoirs 9th Youngster Coast Challenge 2024 2nd Overall Tour Alsace 1st Young rider classification 2nd Big Sugar Gravel 3rd National Gravel Championships 3rd Road race, National Under-23 Road Championships 2025 3rd National Criterium Championships 3rd Overall Tour of Rhodes 7th Overall Visit South Aegean Islands