Dr. René Emile Belloq is the main antagonist of the 1981 action-adventure film Raiders of the Lost Ark, the first installment of the Indiana Jones film series.
He is the archenemy of Indiana Jones since their days on the Sorbonne. Belloq is a French archaeologist who takes credit for Jones' findings. In 1936, when Herman Dietrich hires him to find the Ark of the Covenant under the orders of Adolf Hitler, Belloq decides to work for the Nazis so he can unlock the Ark's powers first and get rid of Jones once and for all.