Josef Rudnick (25 May 1917 – 14 July 2009) was a German businessman and politician of the Christian Democratic Union of Germany.
Rudnick was born in Sichts (today Żychce, Kashubia, Poland) in the Prussian Province of West Prussia and grew up in Deutsch Krone. He was active in catholic Youth organizations and founded a local group of young Catholics in 1935–36, which caused persecution by the Nazi authorities including a house search and an interrogation by the Gestapo.
After World War II Rudnick was expelled from his hometown, which became Polish and worked at the administration of Rheine in 1945–49. In 1950 Rudnick founded a clothing company, which became one of the leading German shirt-producers with about 1500 employees. He also engaged in the political reconstruction and was a founding member of the local CDU of the Kreis Steinfurt and their Youth organisation Junge Union.
Already throughout the 1960s and 70's Rudnick started to approach