Koch

Koch may refer to:

People

 * Koch (surname), people with this surname
 * Koch dynasty, a dynasty in Assam and Bengal, north east India
 * Koch family
 * Koch people (or Koche), an ethnic group originally from the ancient Koch kingdom in north east India
 * Koch languages, Sino-Tibetan language family
 * Koch language, a language spoken in India and Bangladesh
 * Koch, an alternate name of the Rabha people, in northeast India and surrounding countries
 * Rabha language, their language
 * Koch Kingdom, in and around Assam

Places

 * Koch (crater), a crater on the Moon
 * Koch, Iran (disambiguation), places in Iran
 * Koch, Łódź Voivodeship, a village in central Poland
 * Koch, Mississippi, United States
 * Koch, South Sudan, a village in Unity State, South Sudan
 * Koch Bihar, a princely state in north east India
 * Koch County, an administrative area in Unity State, South Sudan
 * Koch Kingdom, Assam, 13th-16th centuries

Businesses

 * Koch Entertainment LP, now known as E1 Entertainment
 * Koch Records, former name of Entertainment One Music
 * Koch Industries, petroleum, chemicals, energy, and commodities trading
 * Koch Media, a media distribution company from Germany
 * Koch Foods Poultry processor and distributor.

Other uses

 * Koch (boat), a type of Arctic boat
 * Koch method of learning Morse Code
 * Koch snowflake or star, and Koch curve
 * Koch's triangle, an anatomical area of the Human heart
 * Koch's postulates, the criteria required to establish the etiology of an infectious disease
 * Mycobacterium tuberculosis (Koch's bacillus), a bacterial species that causes tuberculosis
 * Koch (film), a 2012 documentary film about New York City mayor Ed Koch