Adil Shamasdin (/əˈdiːl ʃəˈmæzɪn/ ə-DEEL shə-MAZ-in;[1] born May 23, 1982) is a Canadian professional tennis player who specialises in doubles.

[5] In 2015 in the Davis Cup World Group quarterfinals, he was selected to play his first tie for Canada, losing the doubles match with Daniel Nestor.

[8] Also in 2016, he advanced to the ATP Masters 1000 Rogers Cup second round for the first time of his career, after six unsuccessful attempts.

1 singles player Novak Djokovic and Nenad Zimonjić, before losing to the seventh seeds Raven Klaasen and Rajeev Ram in their next match.

Shamasdin broke the record for the most combined wins (singles and doubles) in Brown tennis history with over 220.