List of Famous people who are 70

Rudi Studer is a German computer scientist and professor emeritus at KIT, Germany. He was the head of the knowledge management research group at the Institute AIFB and one of the directors of the Karlsruhe Service Research Institute (KSRI). He is a former president of the Semantic Web Science Association, an STI International Fellow, and a member of numerous programme committees and editorial boards. He was one of the inaugural editor-in-chiefs of the Journal of Web Semantics, a position he held until 2007. He is a co-author of the "Semantic Wikipedia" proposal which lead to the development of Wikidata.

Michel Pollentier is a Belgian former professional road bicycle racer.

Osmo Heikki Kristian Soininvaara is a Finnish politician and writer. He served as Minister of Social Services in Paavo Lipponen's second cabinet between 14 April 2000 and 19 April 2002. He was the leader of the Finnish Green League party from 2001 to 2005. Currently, he is a member of the Helsinki city council.