Elmer C. "Mike" Alft, Jr. (born 1925) is a local historian and former mayor of Elgin, Illinois. Born in Chicago, Illinois, he graduated Phi Beta Kappa from Grinnell College in 1949 and received his master's degree from Syracuse University in 1950. He taught at Elgin High School for four decades while serving as city councilman, mayor, secretary of the Board of Trustees of the Gail Borden Public Library District, and various other capacities in local government.
He may be best known as a historian of Elgin. He has published several books on the history of Elgin and the surrounding area, in addition to hundreds of articles for the local Elgin Daily Courier-News. He currently writes a biweekly column on Elgin's history.