William LeBaron Jenney ( September 25 , 1832 -- June 14 , 1907 ) was an American architect and engineer who is known for building the first skyscraper in 1884 and became known as the Father of the American skyscraper .
William Le Baron Jenney ( September 25 , 1832 -- June 14 , 1907 ) was an American architect and engineer . He is known for building the first skyscraper in 1884 .