William O'Brien (American football)
William Edward O'Brien (March 11, 1923 – December 1, 2000) was an American football coach and official. He was the seventh head football coach at the Southern Illinois University Carbondale, serving for three seasons, from 1952 to 1954, and compiling a record of 6–20. O'Brien was an official in the National Football League (NFL) for 18 seasons, from 1967 through 1983, officiating in Super Bowl X in 1976. He wore number 83 for the major part of his NFL career. He was also a professor at Southern Illinois University.
William O'Brien, 2nd Earl of Inchiquin
He was the first Governor of Jamaica and Vice-Admiral of the Caribbean Seas from 1690 to 1692. He died in Jamaica in 1692 and his Irish estate and titles were inherited by his son William. His younger son James inherited the Earl's trading interests.