rudolf lange (18 april 1910 – 23 february 1945?) was a german ss functionary and police official during the nazi era. with the invasion of russia, he served in "einsatzgruppe a" before becoming a commander in the "sicherheitsdienst" (sd) and all rsha personnel in riga, latvia. he attended the wannsee conference, and was largely responsible for implementing the murder of latvia's jewish population during the the holocaust.