Oldfather is a surname. Notable people with the surname include:
William Abbott Oldfather (1880–1945), American classical scholar Charles Henry Oldfather (1887–1954), American professor of history of the ancient world Irene Oldfather (born 1954), former Scottish Labour Party politician, Member of the Scottish Parliament (MSP) for Cunninghame South 1999–2011 Dana Oldfather (born 1978), American oil painter and dinnerware designer