Rudolf Lange (18 April 1910 – 23 February 1945?) was a prominent Nazi police official. He served as commander of the Sicherheitsdienst (SD) and Sicherheitspolizei (SiPo) in Riga, Latvia. He attended the Wannsee Conference, and was largely responsible for implementing the extermination of Latvia's Jewish population. Einsatzgruppe A killed over 250,000 people in less than six months.