Mohamed Haythem Abid (born 17 July 1985) is a retired professional Tunisian tennis player.
Representing his country internationally, he played in thirty-seven Davis Cup ties, and won a silver medal at the 2013 Mediterranean Games partnering with Malek Jaziri.
As a junior, Abid reached as high as No. 19 in the world, and spent four years at the Bruguera Academy in Barcelona, Spain. He defeated future world No. 5 Kevin Anderson at the 2003 African Closed Junior Championship.