Beat Koch (born 27 July 1972) is a Swiss cross-country skier who competed from 1993 to 2006.

Koch's best finish at the FIS Nordic World Ski Championships was 16th in the 30 km event at Val di Fiemme in 2003.

His best World Cup finish was 17th in a 15 km event in Germany in 2003.

Koch earned thirteen career victories in lesser events up to 30 km from 1997 to 2003.

All results are sourced from the International Ski Federation (FIS).