Amanda Seyfried is a 37-year-old from Allentown, Pennsylvania, U.S.. We trawled the web to determine that Amanda Seyfried's height is 5ft 2 ½ (158.8 cm). This makes her 1.5 inches shorter than the average female in the United States. Are you looking for more information about Amanda Seyfried and her career? We found resources at imdb.com, twitter.com, allmovie.com & rottentomatoes.com.