[2] Smith was cut by the NBA club the Dallas Mavericks on October 22, 2008.

[5] On December 26, 2008, he signed a short-term contract with French League club Elan Bearnais Pau-Orthez.

[6] In February 2011, JaJuan Smith was signed to play for the Air21 Express in the Philippine Basketball Association.

[7] In September 2014, Smith signed with Glasgow Rocks of the British Basketball League for the 2014–15 season.

[10] On March 24, 2015, he signed with GKK Šibenik of Croatia for the rest of the season.