The National Portrait Gallery in London is one of the most famous art galleries in the United Kingdom, located on St. Martin's Place, just behind the National Gallery.

It is among the top 20 most visited museums in the world, with over 2 million visitors in 2012. It houses one of the largest portrait collections in the world: the exhibition spans three floors and features works from the Renaissance to the contemporary era. The Primary Collection contains over 12,700 portraits. Of these, more than 4,100 are paintings, sculptures, and miniatures.