Johannes Cornelis Princen (21 November 1925 in The Hague – 2 February 2002 in Jakarta), better known as Poncke Princen, was a Dutch anti-Nazi fighter and colonial soldier. In 1948, he deserted, joined the pro-independence guerrillas in what was then the Dutch Indies. He lived the rest of his life in Indonesia, where he became a prominent human rights activist and political dissident under various dictatorial regimes in his adopted country and consequently spent considerable time in detention.