Victor Langlois (20 March 1829 – 14 May 1869) was a French historian, archaeologist, professor, numismatist, and orientalist who specialized in the study of the Middle Ages.

In particular, Langlois was tasked with studying Armenian-French relations during the Crusades, and to uncover archaeological findings.

[6] Between the year 1857 and 1861, Langlois traveled in Italy in order to discover more historical information concerning the relations between France and Armenia during the Crusades.

[8] The first volume of his Collection des historiens anciens et modernes de l'Arménie, a translation from the Armenian language, was published in 1868, under the auspices of the Egyptian-Armenian prime minister Nubar Pasha, but he did not live to complete the work.

[6] Some of Victor Langlois' published works include:[9] Among Langlois' illustrations in his books concerning Armenian history include: Attribution One or more of the preceding sentences incorporates text from this source, which is in the public domain: Ripley, George (1875).