Halsted Harley "Hal" Seeley (April 19, 1876 - April 19, 1952) was an industrialist. He organized the Superior Manufacturing Company to sell a gasoline lamp in 1900, and went on to produce bolt-on windshields for cars under the name of the Motor Products Corp. until 1925. In 1919 he organized the King-Seeley company with UM professor Horace W. King to make dashboard fuel supply gauges.