William Oldham may refer to: William Oldham (rugby union), English international rugby union player William Kavanaugh Oldham (1865–1938), acting Democratic governor of the U.S. state of Arkansas, 1913 William Fitzjames Oldham (1854–1937), Indian-born British-American bishop and missionary William Simpson Oldham, Sr. (1813–1868), politician in the Confederate States of America during the American Civil War William Oldham (Patriot) (1753–1791), American Revolutionary War soldier and namesake of Oldham County, Kentucky Will Oldham (born 1970), American singer, songwriter, and actor