2010 (MMX) was a common year that started on a Friday in the Gregorian calendar. It was the 2010th year of Anno Domini or the Common Era designation; the 10th year of the 3rd millennium and of the 21st century; and the 1st of the 2010s.

2010 was designated the:

Among experts and the general public, there is a debate as to how specific years of the 21st century should be pronounced in English. The year 2010 is pronounced either "two thousand (and) ten", or "two thousand ten" or "twenty ten". 2010 was the first year to have a wide variation in pronunciation, as the years 2000–09 were generally pronounced "two thousand (and one, two, three, etc....") or "two thousand (one, two, three, etc.") as opposed to the less common "twenty oh...."

LeBron Raymone James (/ləˈbrɒn/; born December 30, 1984) is an American professional basketball player for the Miami Heat of the National Basketball Association (NBA). Nicknamed "King James", he was a three-time "Mr. Basketball" of Ohio in high school, and was highly promoted in the national media as a future NBA superstar while a sophomore at St. Vincent – St. Mary High School. He was selected with the number one pick in the 2003 NBA Draft by the Cleveland Cavaliers. Listed as a small forward, James has set numerous youngest player records since joining the league. He was named the NBA Rookie of the Year in 2003–04, was named the NBA Most Valuable Player in 2009, 2010, and 2012 and has been both an All-NBA selection and an All-Star every season since 2005. In 2010, a much-publicized free agency process ended with James signing with the Miami Heat.

James led the Cleveland Cavaliers to consecutive playoff appearances from 2006 through 2010. In 2007, the Cavaliers advanced to the NBA Finals for the first time in franchise history, but lost to the San Antonio Spurs. In 2011, James and the Miami Heat advanced to the NBA Finals but lost to the Dallas Mavericks. James has been a member of the USA national team, winning a bronze medal at the 2004 Olympics and gold at the 2008 Olympics.