Paul DUJARDIN, born Paul Rodolphe Joseph DUJARDIN on June 13, 1843 in Lille and died on November 7, 1913 in Paris, is a French photographer and gravure artist. Son of Pierre-Antoine DUJARDIN, doctor, he moved to Paris in 1875 by buying the funds of his brother Gustave Alexandre DUJARDIN (born in 1840), photographer, whom they had created together in 1866. He specialized in edition of plates engraved by the heliographic process in intaglio print from photo. He participated in the universal exhibition of 1878 where he presented various achievements by a heliographic process developed by himself, earthenware, fabrics, niellures. His store was situated at 28 rue Vavin with a branch at 56 rue Notre-Dame-des-Champs. He started producing electric accumulators with his brothers and created the company P. R. J. Dujardin et Cie. In 1890, he rented an electric turbine plant on the Risle at Pont-Authou in the Eure. His brother Albert Désiré Rodolphe DUJARDIN (born in 1847), was a manufacturer of steam engines and president of the Société française de photogravure in 1900. He was made a Knight of the Legion of Honor in 1878. Member of the French Photography Society in 1879, he died rue des Plantes, in the 14th arrondissement of Paris in 1913.