Prince Karl, 3rd Prince of Leiningen German prince (1804-1856); maternal half-brother of Queen Victoria (1804–1856) Parents Princess Victoria of Saxe-Coburg-Saalfeld Emich Carl, 2nd Prince of Leiningen Children Ernst Leopold, 4th Prince of Leiningen Prince Eduard of Leiningen Siblings Victoria Prince Friedrich of Leiningen Feodora of Leiningen Partners Countess Marie von Klebelsberg
