John Forsythe was from Penns Grove, New Jersey, U.S.. We trawled the web to determine that John Forsythe's height was 5ft 11 (180.3 cm). This made him 1.9 inches taller than the average male in the United States. Are you looking for more information about John Forsythe and his career? We found resources at imdb.com, ibdb.com & televisionacademy.com.