Sinikka Laine-Törmänen (born 17 October 1945 in Riihimäki, Finland) is a Finnish author primarily of young adult fiction. Her first novel Ohari was published in 1982. Laine has won many literary awards and her novel Tyttö tuulesta, poika pimeästä (1986) won the Finnish state literature award . Laine lives and works in Oulu. She is married to artist Veikko Törmänen.