James Alfred Ennis III (born July 1, 1990) is an American professional basketball player for the Orlando Magic of the National Basketball Association (NBA). He played two years of Division 1 college basketball for Long Beach State, where he became a standout as a senior, earning Big West Player of the Year honors. After being selected by the Atlanta Hawks in the second round of the 2013 NBA draft, Ennis moved to Australia and joined the Perth Wildcats. There he won an NBL championship and became a Perth favorite. He returned to the United States in 2014 in pursuit of an NBA contract, and subsequently joined the Miami Heat. He went on to spend time with the Memphis Grizzlies and the New Orleans Pelicans during the 2015–16 season, as well as in the NBA Development League with the Iowa Energy. He re-joined the Grizzlies in July 2016, and was traded to the Pistons in February 2018. He then split the 2018–19 season with the Houston Rockets and the Philadelphia 76ers.
He is also known as James Alfred Ennis III.