Linn Kazmaier (born 5 November 2006) is a German visually impaired cross-country skier and biathlete. She represented Germany at the 2022 and 2026 Winter Paralympics.
Kazmaier represented Germany at the 2022 Winter Paralympics and won five medals. She won two silver medals in the 6 kilometres and 12.5 kilometres biathlon events, and a gold medal in the 10 kilometre free, a silver medal in the 15 kilometre classical and a bronze medal in the 1.5 kilometres sprint cross-country skiing events. At 15 years old, she was the youngest para biathlete at the Paralympics.
She competed at the 2023 World Para Nordic Skiing Championships in para-biathlon and won a gold medal in the 12.5 kilometre individual and a silver medal in the 7.5 kilometre sprint. She also competed in para cross-country and won gold medals in the 18 kilometere individual, 10 kilometre freestyle, and 4ÃÂ2.5 kilometre open relay.