Leon Warnerke

Leon Warnerke
Portrait of Warnerke, 1890s
Born	Władysław Małachowski Kobryń, Russian Empire
Died	(1900-10-07)October 7, 1900 Geneva, Swiss Confederacy
Alma mater	Institute of Communication Engineers
Occupation(s)	Civil engineer and inventor
Awards	Progress Medal (RPS)

Leon Warnerke (26 May 1837 – 7 October 1900) was a Polish civil engineer and inventor in the field of photography, independence activist, revolutionary and successful forger. Leon Warnerke was a pseudonym; his real name was Władysław Małachowski.