The 2009 NBA All-Star Game was an exhibition basketball game that was played on February 15, 2009, during the National Basketball Association's (NBA) 2008–09 season. It was the 58th edition of the NBA All-Star Game, and was played at the US Airways Center in Phoenix, Arizona, home of the Phoenix Suns. The Western Conference defeated the Eastern Conference, 146–119. The West's Kobe Bryant and Shaquille O'Neal were named joint winners of the All-Star Game Most Valuable Player Award. This was the third time that Phoenix had hosted the All-Star Game; the city had previously hosted the event in 1975 and 1995. Phoenix was awarded the All-Star Game in an announcement by commissioner David Stern on November 8, 2007. The other reported contenders for the 2009 contest were Air Canada Centre at Toronto, Madison Square Garden at New York City, Oracle Arena at Oakland and Bradley Center at Milwaukee.

The NBA Slam Dunk Contest is an annual National Basketball Association (NBA) competition held during the NBA All-Star Weekend. Sports Illustrated wrote "the dunk contest was the best halftime invention since the bathroom."