Emil Ignacy Rauer (31 July 1870 – 13 December 1943) was a Polish industrialist, creator and commander of a railway protection formation, social activist, and independence fighter. He was initially a partner in companies producing metal decorations, milling machines, and later ammunition factories for the military. He was a long-time member of various leadership positions in the Sokół movement. During World War I, he co-founded and held various high positions in the Civic Guard and National Guard. He participated in the creation of the Railway Guard, which he later commanded after it was transf