Andreas Prommegger (born 10 November 1980) is a professional snowboarder.

His speciality is the Parallel competitions in Slalom, in which he is the 2017 and 2023 world champion, and Giant Slalom, in which he won the gold medal at the 2017 World Championships. He also won the silver medal in Parallel Slalom at the 2021 World Championships, losing the final to long-time friend and rival Benjamin Karl.

By winning the 2023 Parallel Slalom title in Bakuriani at 42, he became the oldest world champion ever not only in snowboarding but in all FIS sanctioned events, except grass skiing.