J. R. Koch (pronounced KOTCH) (born September 10, 1976) is a retired American professional basketball player who was drafted in the second round of the...

company, the stakes of Frederick R. Koch and William "Bill" Koch were bought out for $1.1 billion and Charles Koch and David Koch became majority owners in the...

American industrialist Fred Chase Koch, founder of what is now Koch Industries, and Mary Clementine (née Robinson) Koch. Koch was born in Wichita, Kansas....

Edward Irving Koch (/kɒtʃ/ KOTCH; December 12, 1924 – February 1, 2013) was an American politician. He served in the United States House of Representatives...

Julia Margaret Flesher Koch (born April 12, 1962) is an American socialite and philanthropist who is one of the richest women in the world. In the Forbes...

Koch's postulates (/kɒx/ KOKH) are four criteria designed to establish a causal relationship between a microbe and a disease. The postulates were formulated...

Technology. David Koch (1940–2019) was his twin brother. His other brothers are Frederick R. Koch (1933–2020) and Charles Koch (born 1935). Koch worked in his...

David Hamilton Koch (/koʊk/ KOHK; May 3, 1940 – August 23, 2019) was an American businessman, political activist, philanthropist, and chemical engineer...

Charles de Ganahl Koch (/koʊk/ KOHK; born November 1, 1935) is an American billionaire businessman. As of February 2024, he was ranked as the 23rd richest...

Heinrich Hermann Robert Koch (/kɒx/ KOKH; German: [ˈʁoːbɛʁt ˈkɔx] ; 11 December 1843 – 27 May 1910) was a German physician and microbiologist. As the discoverer...