FBI agent. He was educated at the Utah State Agricultural College and George Washington University Law School. After graduation in 1929 he joined the FBI. Promoted to Inspector in July 1934 he directed the operation to apprehend John Dillinger. In an attempt to capture George “Baby Face” Nelson (Lester Gillis) he was mortally wounded. Nelson died of a gunshot wound from Cowley’s gun. His body lay in state in the rotunda of the Utah State Capitol prior to his funeral. (bio by: Lee Potter)  Family links:  Parents:  Matthias Foss Cowley (1858 – 1940)  Spouse:  Lavon Chipman Miller (1902 – 1999)*  Siblings:  Sarah Abbie Cowley Harker (1886 – 1950)*  Leona Anna Cowley Olsen (1888 – 1966)*  Moses Foss Cowley (1892 – 1929)*  Laura Parkinson Cowley Brossard (1893 – 1976)*  William Hyde Cowley (1895 – 1968)*  Matthew Cowley (1897 – 1953)*  Carol Elizabeth Cowley Dame (1899 – 1980)*  Samuel Parkinson Cowley (1899 – 1934)  Charles Gloyd Cowley (1901 – 1970)*  Elna Cowley Austin (1901 – 1993)*  Joseph Foss Cowley (1906 – 1998)* *Calculated relationship