Rhys Rodney Millen is a New Zealand-born racing driver.

Steve Millen is a retired New Zealand IMSA race car driver. In the 1970s and 1980s, Millen raced in hillclimbing and Formula Ford before doing stadium off-road racing in the United States in the Mickey Thompson Entertainment Group (MTEG). He then began sports car racing, winning numerous championships in IMSA Camel GT. Millen won 20 races in the series, including the 24 Hours of Daytona and the 12 Hours of Sebring.