Célestin Hennion
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Célestin Hennion MC ONI OLH CVO (8 September 1862 – 14 March 1915) was a French police officer who rose to head the Prefecture of Police (French:Préfecture de Police). He was responsible for the reorganisation of the Préfecture and the introduction of the Tiger's Brigades, ancestor of the French judicial police. In France, he is considered to be one of the pioneers of modern policing.