Baron Horace Günzburg (Baron Goratsii Evzelevich Gintsburg, Барон Гораций Евзелевич Гинцбург, (Naftali-Gerts Evzelevich Gintsburg) February 8, 1833 Zvenigorodka, government (guberniya) of Kiev, Russia – March 2, 1909, St. Petersburg, buried in Paris) was a Russian philanthropist.