Leon "Chief" Miller was born in 1895 in Cherokee, North Carolina and attended Cherokee Indian School from 1905-09, progressing to the Carlisle Indian School, which he attended from 1910-16, receiving an M.E. degree in 1916.
While at Carlisle, Leon played lacrosse for four years, was also a member of the varsity track squad for four years, and a varsity football player for three years.
Leon became head coach of lacrosse at CCNY in 1932 and continued in this capacity until the 1960 season. During his tenure at CCNY, Leon was assistant football coach for three years and became head coach for two years. Leon became an associate professor of health and physical education while at CCNY.
Between his graduation from Carlisle and his joining the staff at CCNY, Leon worked as an engineer at the Ford Motor Company in Michigan. Leon did quite a bit of lacrosse officiating from 1919 to 1929. Some of his other lacrosse achievements have been many articles for the New York papers and several syndicated features. For several years, he was the assistant editor of the Intercollegiate Guide. He played lacrosse for the New York Lacrosse Club and had been an outstanding figure in the game for many years.
Chief Miller passed away in 1961.