Mary Florence Potts (née Webber; November 1, 1850June 24, 1922) was an American businesswoman and inventor. She invented clothes irons with detachable wooden handles, and they were exhibited at the 1876 Philadelphia Exposition World's Fair and the 1893 Chicago World's Fair. Her inventions were prominent throughout North America and the European continent in the 20th century and became the most popular heavy metal irons ever made.