Rajon Rondo is a player for the NBA.
The 2012 -- 13 Boston Celtics season was the 67th season of the franchise in the National Basketball Association ( NBA ) . Boston Celtics . The Celtics compete in the National Basketball Association ( NBA ) as a member of the league 's Eastern Conference Atlantic Division . Rajon Rondo . He is a four-time NBA All-Star , and a four-time NBA All-Defensive Team member . He began his professional career with the Boston Celtics , winning an NBA championship in 2008 .