Donna Joan Borup (10 April 1952-) was an American May 19th Communist Organization terrorist from South Amboy, New Jersey. She took part in a violent anti-apartheid demonstration at the John F. Kennedy International Airport in New York City on 26 September 1981 and was arrested for partially blinding a policeman with acid. She was released on bail in May 1982, and a new warrant for her arrest was issued on 14 September 1982.