Tuija Lehtinen is a Finnish writer. In 1973 she graduated from high school in Kuopio, then in 1978 graduated with a BS from the University of Oulu, majoring in statistics. Lehtinen was a freelance journalist from 1979-1984 and has since worked as a freelance author. Her best-known works include the Mirkka, Laura and Janne novel series. They have been translated into Danish, Swedish, German, Estonian and Japanese.