Kimun Ongkosandjojo

Kimun Ongkosandjojo
Born	Ong Kiem Oen 31 March 1912 Wonogiri, Central Java
Died	1990 Solo City
Cause of death	Natural
Residence	14 Gajahan, Surakarta
Other names	ong kim oen
Occupation	Businessman, Inventor
Known for	Founder of herbal medicine, Jamu Air Mancur
Successor	Sons Sardjiman, Irwan, Seto, Seco, and Dipa Ongkosandjojo
Spouse(s)	Tio Yan Nio
Children	10
Website	www.airmancur.co.id

Kimun Ongkosandjojo, born Ong Kiem Oen (1912–1990) was an Indonesian Chinese businessman, and inventor. Ongkosandjojo was born in Wonogiri, and was of descent but grew up within Javanese culture. He was married to Tio Yan Nio and had 10 children. Ongkosandjojo was a polymath scholar who had a deep passion in studying worldwide history, science, astronomy, languages and nature. Because of this widespread curiosity, as a teenager Ongkosandjojo often replaced his lecturers while they were on military duties during World War II.

He co-founded and became President Director of PT Jamu Air Mancur, one of Indonesia's largest manufacturers of herbal medicine, since 1963, having worked there as Production Director since the company started in 1963.