Hartwig Derenbourg (17 June 1844 – 12 April 1908) was a French Orientalist.
Hartwig Derenbourg was born in Paris, where he studied Hebrew, Arabic, and other Semitic languages as a pupil of Joseph Toussaint Reinaud, Salomon Ulmann and his father, orientalist Joseph Derenbourg. He furthered his education at Göttingen as a student of Ferdinand Wüstenfeld, Heinrich Ewald and Ernst Bertheau, and at the University of Leipzig under Christoph Krehl and Heinrich Leberecht Fleischer. After receiving his degree, he worked at the Bibliothèque Impériale, where he continued preparation of the catalogue of Arabic manuscripts. From 1875 he taught classes in Arabic grammar at the École spéciale des langues orientales, attaining the chair of Arabic literature in 1879. In 1885 he was named professor of Islamism and of the religions of Arabia at the École pratique des hautes études in Paris. He died in Paris, aged 64.
- Le dîwân de Nâbiga Dhobyânî (Paris, 1869)
- Le Livre de Sibawaih (2 vols., Paris, 1881-1889)
- Chrestomathie élémentaire de l'Arabe littéral (in collaboration with Jean Spiro, 1885; 2nd ed., 1892)
- Ousama ibn Mounkidh, un émir syrien (1889)
- Ousama ibn Mounkidh, preface du livre du baton (with trans., 1887)
- Al-Fakhri (1895)
- Oumâra du Yémen, sa vie et son œuvre (1897)
- Les manuscrits arabes de l’Escorial (vol. 1, 1884; vols. 2 and 3, 1903).
- This article incorporates text from a publication now in the public domain: Chisholm, Hugh, ed. (1911). "Derenbourg, Joseph". Encyclopædia Britannica. 8 (11th ed.). Cambridge University Press. p. 73.
- Derenbourg, Hartwig Jewish Encyclopedia