Harrie Lavreysen (born 14 March 1997) is a Dutch track cyclist who competes in sprint events. He is a five-time Olympic gold medalist, having won the sprint and team sprint event at the 2020 Summer Olympics, and adding the sprint, the team sprint and the keirin titles at the 2024 Summer Olympics.[1] He has won 16 World Championship titles, including six titles in the team sprint (2018–2021, 2023-2024), six consecutive titles in the individual sprint (2019–2024), three in the keirin (2020–2022), as well as one (2024) in the 1km time trial, making him the most successful track cyclist at World Championships of all time. His international debut was at the 2016 UEC European Track Championships in the team sprint event.[2] He has since won 12 European Track Championship titles.
Formerly a BMX rider, he is nicknamed "The Beast".[1]