Gregory Wayne Oden, Jr. (born January 22, 1988) is an American basketball player at the center (center (basketball)) position. Oden is a member of the Portland Trail Blazers of the NBA (National Basketball Association). Oden played basketball for Ohio State University (Ohio State Buckeyes mens basketball) for one season (2006-07 Ohio State Buckeyes mens basketball team), during which the team was the Big Ten Champion (2007 Big Ten Conference Mens Basketball Tournament) and the tournament runner-up (2007 NCAA Mens Division I Basketball Tournament) in the NCAA Mens Division I Basketball Championship (NCAA Mens Division I Basketball Championship records).

On June 28, 2007, Oden was selected first overall (NBA first overall draft pick) in the 2007 NBA Draft by the Trail Blazers. He underwent microfracture knee surgery in September 2007, and missed the entire 2007-08 NBA season as a result. He recovered and made his NBA debut on Opening Night 2008.

Oden is currently the "Team Oden" spokesperson for Oregon Mentors, promoting mentoring for kids.