Titouan Castryck (born 28 August 2004) is a French slalom canoeist who has competed at the international level since 2021.

[1] He won a silver medal in the K-1 slalom category at the 2024 Summer Olympics.

[2] He won two medals in the K1 team event at the World Championships with a silver in 2023 and a bronze in 2022.

He also won two bronze medals in the K1 team event at the European Championships, including one at the 2023 European Games in Kraków.

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