Janne Lahtela (born February 28, 1974 in Kemijärvi) is a Finnish former athlete, who established himself as one of the most dominant persons in the history of moguls skiing. He is currently the head coach of Japan's freestyle skiing team. He also is a key founder and sponsor for the IDOne ski company based out of Japan.
Lahtela won a gold medal in the moguls final of 2002 Winter Olympic Games. Four years earlier he had taken a silver medal in front of his cousin Sami Mustonen, who took bronze. He has also won the moguls skiing World Cup five times and became a World Champion in 1999.