Leena Puranen (born 18 October 1986) is a Finnish football forward who plays for Swedish lower division team Kungsbacka DFF.
In 2012 and 2013 she played for Jitex BK in Sweden's Damallsvenskan.
She previously played for FC Ilves, United Pietarsaari and HJK in the Naisten Liiga, and KIF Örebro and Hammarby IF in the Swedish league.
Puranen made her senior Finland women's national football team debut in a 4–0 friendly defeat to the United States in Carson, California on 25 August 2007.