John Harvey Kellogg

John Harvey Kellogg (February 26, 1852 – December 14, 1943) was an American medical doctor. He and his brother, Will Keith Kellogg, invented corn flakes.
Kellogg was born on February 26, 1852 in Battle Creek, Michigan. He studied at New York University. Kellogg was married to Ella Ervilla Eaton from 1879 until her death in 1920. They adopted seven children. Kellogg died on December 14, 1943 in Battle Creek, Michigan from an illness, aged 91.