Sandy Duncan is a 78-year-old from Henderson, Texas, U.S.. We trawled the web to determine that Sandy Duncan's height is 5ft 2 ½ (158.8 cm). This makes him 6.6 inches shorter than the average male in the United States. Are you looking for more information about Sandy Duncan and his career? We found resources at imdb.com, tcm.com & ibdb.com.