Leon Young de Blankenheim
Leon Young de Blankenheim was a French Army soldier, who was promoted to the rank of colonel of Polish rebels during the January Uprising in the former Polish-Lithuanian Commonwealth against the Russian Empire on April 26, 1863.
De Blankenheim was a volunteer who came to Congress Poland to participate in the anti-Russian rebellion. In March 1863, he was named commandant of a rebel unit, created by the Dzialynski Committee from Poznań. De Blankenheim participated in fighting in Kujawy, and he was killed in action in Nowiny Brdowskie on April 29, 1863. His body was buried in a parish cemetery in Brdow, while a monument dedicated to him and other rebels was erected in Nowiny Brdowskie.