Leena Katriina Lehtolainen (born 11 March 1964) is a Finnish crime novelist, known for her series of novels about the policewoman Maria Kallio.
Lehtolainen won the Finnish crime novel society yearly prize in 1997 and 1998. She received the Espoo city Award of Arts in 2000, and was nominated for the Glass Key award in 2003. In 2020 she received the national Pro Finlandia medal for her artistic merits. [1]