Mélissa Theuriau (born 18 July 1978) is a French journalist and news anchor for M6. She studied journalism and became a television news presenter.

She is the former anchor and co-editor in chief of Zone interdite on French TV. Theuriau obtained a DUT in News-Communication from the Technical University (Institut universitaire de technologie, or IUT) Pierre Mendès-France in Grenoble, and later a master's degree in Audiovisual Journalism from the Institute of Communication and Media (ICM) at Échirolles. Theuriau was a reporter at Match TV in 2002.