Sinan Cem Tanık (born 19 June 1980) is a Turkish professional volleyball coach and former player.

He studied at the Middle East Technical University in Ankara.

He represented Turkey in over 100 games, and was a captain of the national team at the 2011 European Championship.

He currently serves as the varsity boys' head coach at SMHS as well as the head of the laguna beach high school girls' volleyball program.

Currently he is coaching boys’ and girls’ teams at the 949 volleyball club in San Juan Capistrano.