Keith Porteous Wood is the president of the National Secular Society in the United Kingdom. From 1996 until November 2017 he held the paid position of general secretary which was later re-titled executive director.

The National Secular Society (NSS) is a British campaigning organisation that promotes secularism and the separation of church and state. It holds that no one should gain advantage or disadvantage because of their religion or lack of it. It was founded by Charles Bradlaugh in 1866.