Felix Loch is a German luger and Olympic champion. He has been competing since 1995 and on the German national team since 2006. He has won fourteen medals at the FIL World Luge Championships with twelve golds and two silvers. Loch's men's singles win in 2008 made him the youngest world champion ever at 18 years old. He is the youngest Olympic Gold Medalist in men's luge history. As of 2022, Loch is a triple Olympic gold medalist.

The Men's singles competition at the 2021 FIL World Luge Championships was held on 30 January 2021.