Stanley Earl Nelson Jr. (born June 7, 1951) is an American documentary filmmaker and a MacArthur Fellow known as a director, writer and producer of documentaries examining African-American history and experiences. He is a recipient of the 2013 National Humanities Medal from President Obama. He has won three Primetime Emmy Awards.

Among his notable films are Freedom Riders (2010), Wounded Knee (2009), Jonestown: The Life & Death of People's Temple (2006), Sweet Honey in the Rock: Raise Your Voice (2005), A Place of Our Own (2004), The Murder of Emmett Till (2003), and The Black Press: Soldiers without Swords (1998).