Cowin, John Clay was born on January 11, 1846 in Warrensville, Ohio, United States. Son of Thomas and Margaret Cowin.
Bachelor of Arts, Ohio State University. Student Union Law College, 1867.
District attorney, Omaha, 1868-1872. Was special United State Attorneys during receivership of U.P. R.R., appointed by President Cleveland, 1893 (recovered principal and interest amounting to $64,000,000 due United States Government). Home: Omaha, Neb.