Thierry Bayock (born 27 August 1979) is a Cameroonian footballer. He plays in the right offensive midfield for Banneux in the Belgian Provincial Leagues.
Bayock previously played for Alemannia Aachen, RCS Visé, Oud-Heverlee Leuven, K.V.K. Tienen, Seraing, and KFC Dessel Sport.