Don R. Willett (born July 16, 1966) is a Justice on the Supreme Court of Texas. He was appointed by Governor Rick Perry on August 24, 2005, to fill the vacancy created when former Justice Priscilla Owen joined the United States Court of Appeals for the Fifth Circuit. Willett was elected on November 7, 2006, and re-elected on November 6, 2012, to a six-year term that ends December 31, 2018.