Jacob Bernstein-Kogan (1859-1929) was a Russian physician, Zionist, and Jewish community activist.
He was born in 1859 in what is now Chișinău, Moldova (then Kishinev, Bessarabia, Russian Empire).
[1]: 89 As a community organizer and activist, he raised money for relief and played an important role in spreading awareness of the pogrom around the world.
[1]: 178 Before World War I, he moved to Palestine but later returned to Europe, first to Romania and then to Soviet Crimea.
Bernstein-Kogan's daughter Miriam Bernstein-Cohen was an actress and director in Israel.