Darrell Antwonne Arthur (born March 25, 1988) is an American professional basketball player who last played for the Denver Nuggets of the National Basketball Association (NBA).
He played college basketball for the Kansas Jayhawks for two seasons where he was part of the 2007–08 national championship team.
He was originally drafted by the New Orleans Hornets in the 2008 NBA draft but after two trades, he ended up with the Memphis Grizzlies, with whom he signed on July 8, 2008.
He is listed at 6'9", 235 lb (107 kg) and plays the power forward position.
Arthur is the first cousin of fellow basketball player Quinton Ross.