Johan Carl Kempe (8 December 1884 – 8 July 1967) was leader of the Swedish pulp and paper industry Mo och Domsjö AB and involved in several other companies in the large economic sphere of the Kempe family. He was also a silver medalist in tennis at the 1912 Summer Olympics in Stockholm.Carl Kempe was born in Stockholm, son of Frans Kempe. He finished secondary school at Norra latinläroverket in Stockholm, studied at Uppsala University 1903-1905 and started to work for Mo och Domsjö in 1906.