High school career
Lamb began life in Queens, New York. He graduated from Oak Hill Academy. Lamb averaged 23 points, 6 rebounds and 4 assists per game his senior season, which led to McDonald's All-American and Jordan Brand Classic selections. Considered a five-star recruit by Rivals.com, Lamb was listed as the No. 3 shooting guard and the No. 21 player in the nation in 2010.
Lamb committed to play collegiate basketball for the University of Kentucky. In his freshman year, the Wildcats advanced to the NCAA Final Four and lost by a single point to the University of Connecticut Huskies. In his sophomore year, the Wildcats achieved an NCAA record 38-2 record and won the 2012 NCAA Championship.
In April 2012, Lamb declared for the 2012 NBA draft along with teammates Anthony Davis, Marquis Teague, Terrence Jones, and Michael Kidd-Gilchrist. Lamb was selected by the Milwaukee Bucks with the 42nd overall pick. On July 11, 2012, he signed a multi-year contract with the Bucks.
On January 12, 2013, Lamb was assigned to the Fort Wayne Mad Ants of the NBA D-League. He had been recalled on January 21, 2013, reassigned on February 3, 2013, and recalled again on February 10, 2013.
On June 30, 2014, he had been waived by the Magic.
On September 22, 2014, he signed with the Dallas Mavericks. Notwithstanding he had been later waived by the Mavericks on October 25, 2014. On November 3, 2014, he had been acquired by the Texas Legends as an affiliate player.
Return to the D-League
On February 19, 2015, he had been traded, along with a 2015 sixth-round pick, to the Westchester Knicks in exchange for the Idaho Stampede's 2015 second-round pick and the returning player rights to Luke Harangody and Jeff Adrien. On March 31, he had been ruled out for the rest of the 2014–15 season with a wrist injury. His D-League rights are still retained by Westchester for the next two seasons.
Golden State Warriors
In July 2015, Doron joined the Golden State Warriors for the 2015 Summer League.
On November 25, 2015, he signs a contract with Budućnost Podgorica of Montenegro. He left Budućnost after appearing in only one game, and on December 23, 2015, he signed with Torku Konyaspor of the Turkish Basketball Super League. Notwithstanding only two days later he had been released after failing to pass physicals.
On February 8, 2016, he signed a tryout contract with Manital Torino of Italy. Notwithstanding he didn't stayed with Torino and on February 24, he signed a one-month contract with JSF Nanterre of the French LNB Pro A.
NBA career statistics
|GP||Games played||GS||Games started||MPG||Minutes per game|
|FG%||Field goal percentage||3P%||3-point field goal percentage||FT%||Free throw percentage|
|RPG||Rebounds per game||APG||Assists per game||SPG||Steals per game|
|BPG||Blocks per game||PPG||Points per game||Bold||Career high|