Career
He represents the Tunisian national basketball team internationally. Standing at 7 ft 2 in (218 m), he plays at the center position. Mejri started playing basketball at age of 20 for Étoile Sportive du Sahel in the Tunisian Basketball League.
In September 2010, he signed a two-year contract with the Antwerp Giants of the Belgian League, and in August 2012, he moved to the Spanish League to play with Obradoiro Civil Aeronautics Board. In May 2013, he was named the Spanish League"s Rising Star.
On July 8, 2013, Mejri signed with the Spanish club Real Madrid. He became the first Arabic and Tunisian player in the history of Real Madrid and the Euroleague.
Real Madrid eventually finished the season winning the Spanish League championship, defeating Barcelona 3–0 in the final series. On July 30, 2015, Mejri signed with the Dallas Mavericks.
On October 25, 2015, it was announced that Mejri had made the Mavericks" 2015-2016 opening night roster.
Three days later, he made his debut for the Mavericks, becoming the first Tunisian to appear in an National Basketball Association game. He played in five of the team"s first eight games to begin the season, before not playing again until January 13, 2016. With the team"s regular starters all rested for their match-up with the Oklahoma City Thunder, Mejri managed 25 minutes off the bench, and recorded 17 points and 9 rebounds in a 108–89 loss to the Thunder.
On January 24, with starting center Zaza Pachulia out injured, Mejri made just his eighth appearance for the Mavericks and started in place of Pachulia.
In 29 minutes of action, he recorded 10 points, 11 rebounds and 3 blocks in a 115–104 loss to the Houston Rockets. During his rookie season, he has received multiple assignments to the Texas Legends, the Mavericks" Doctorate-League affiliate.