Nathan Cullen (born July 13, 1972) is a Canadian Member of Parliament for the riding of Skeena--Bulkley Valley in the Canadian House of Commons.

Born in Toronto, Ontario, he is a professional workshop and meeting facilitator, with over 10 years of experience, for his own company, Maravilla Consultants.

A member of the New Democratic Party, he represents one of the largest Federal ridings by area, covering a good portion of north western British Columbia. He is the critic for National Parks, Environment, and Youth.

In December 2004, he was voted "Favourite Up-and-Comer Rookie Politician" in a survey of MPs by The Hill Times.