Nina Björk (born May 18, 1967 in Östersund, Jämtland) is a Swedish feminist, author and journalist.
She is most well known for Under det rosa täcket (Under the Pink Duvet), a feminist book written in 1996.She is considered to be a left-wing equity feminist.
In 2008 she earned her PhD degree in literary criticism at Gothenburg University with her doctorate thesis Fria Själar.
She is also well known as a columnist in Dagens Nyheter.