John Kellogg

• John Kellogg (actor), American actor in film, stage and television
• John Kellogg (Ohio politician), former member of the Ohio House of Representatives
• John Azor Kellogg, American military leader and politician from Wisconsin
• John Harvey Kellogg, American physician who ran a sanitarium using holistic methods in Battle Creek, Michigan
• J. A. Kellogg, Washington politician
• John P. Kellogg, American judge