Bernard N. Nathanson (July 31, 1926 – February 21, 2011) was an American medical doctor. He was known as the co-founder of the National Association for the Repeal of Abortion Laws — NARAL — later renamed National Abortion Rights Action League.
He was also the former director of New York City's Center for Reproductive and Sexual Health, but later became an anti-abortion activist. He was the narrator for the controversial 1984 anti-abortion movie The Silent Scream. He was born in New York City.
Nathanson died on February 21, 2011 of cancer in New York City, aged 84.