Kellogg

Kellogg or Kellog may refer to:

• Kellogg's, American multinational food-manufacturing company which split in October 2023
  • Kellanova, acquired in 2025 by Mars Inc.
  • WK Kellogg Co, acquired in 2025 by Ferrero
• W. K. Kellogg Foundation, a philanthropic, non-profit organization
• Kellogg Switchboard and Supply Company, American telephone equipment manufacturer

• Kellogg College, Oxford, one of the constituent colleges of Oxford University, UK
• Kellogg Community College, a public community college in Battle Creek, Michigan, US
• Kellogg School of Management, at Northwestern University, in Evanston, Illinois, US
• Kellogg School of Science and Technology, at Scripps Research, in San Diego, California, US

• Kellogg, Idaho
• Kellogg, Iowa
• Kellogg, Kansas
• Kellogg, Minnesota
• Kellogg, Missouri
• Kellogg, Oregon

• Kellogg Interchange, a freeway interchange in Southern California
• Kellogg Avenue, the U.S. Route 54 and U.S. Route 400 freeway through Wichita, Kansas

• Kellog, a rural locality, Krasnoyarsk Krai, Russia

• Will Keith Kellogg (born William Keith Kellogg; 1860–1951), founder of the US company
• John Harvey Kellogg (1852–1943), his brother, inventor of cornflakes and medical practitioner
• Kellogg Brothers, a family of 19th century lithographers of Hartford, Connecticut, US
• Kellogg (name), including a list of people with the surname

• KBR, Inc., formerly Kellogg, Brown and Root, an American engineering and construction company
• Kellogg–Briand Pact, a 1928 multinational anti-war pact
• Justice Kellogg (disambiguation)