Katerina Neumannová is a retired Czech cross country skier. She is one of five cross country skiers to ever compete at six Olympics. On February 17, 2005, she won the 10 km free at the Nordic skiing World Championships. Neumannová defended her 10 km free title at the following championships in Sapporo on February 27, 2007. On February 24, 2006, in her final Olympic race, Neumannová won her first Winter Olympic gold medal in the 30 km freestyle mass start and became the oldest winner in the event.