John H. Tanton (February 23, 1934 – July 16, 2019) was an American ophthalmologist, white nationalist and anti-immigration activist. He was born in Detroit, Michigan.
Tanton was the founder and first chairman of the Federation for American Immigration Reform (FAIR), an anti-immigration organization. He was the co-founder of the Center for Immigration Studies, an anti-immigration think tank; and NumbersUSA, an anti-immigration lobbying group.
He was chairman of U.S. English and ProEnglish. He was the founder of The Social Contract Press. He founded the pro-eugenics organization Society for Genetic Education.
Tanton died in Petoskey, Michigan on July 16, 2019 from Parkinson's disease at the age of 85.