Johannes Käbin (Russian: Йоха́ннес Кэ́бин), also known by his Russified name Ivan Gustavovich Kebin (Russian: Иван Густавович Кэбин; 24 September 1905, Kalvi, Kreis Wierland, Governorate of Estonia, Russian Empire – 26 October 1999, Tallinn, Estonia) was an Estonian Soviet politician who led the Communist Party of Estonia from 1950 to 1978. Käbin was an ethnic Estonian but had been raised in Russia (so-called "Yestonian"), as his family had moved to Saint Petersburg in 1910. After the reindependence of Estonia till his death Käbin was a member of the Social Democratic Labour Party.