Josiah Kirby "Joe" Lilly Jr. (September 25, 1893 – May 5, 1966) was a businessman and industrialist who served as president (1948 –53) and chairman of the board (1953–66) of Eli Lilly and Company, the pharmaceutical firm his grandfather, Colonel Eli Lilly, founded in Indianapolis in 1876. Lilly, the younger son and namesake of Josiah K. Lilly Sr., graduated from the University of Michigan's School of Pharmacy in 1914 where he was a member of the Chi Psi Fraternity. He served in the U.S. Army in France during World War I. At Eli Lilly and Company, where his primary focus was marketing and human resources, he served as vice president of marketing, executive vice president of the company, and president of Eli Lilly International Corporation, before succeeded his older brother, Eli Jr., as com