Birth in Petrovichi
· Petrovichi, Russian SFSR (now Smolensk Oblast, Russia)

Wikimedia Commons · Public domain · file Asimov was born in the village of Petrovichi, then in the Russian SFSR. The precise birth date is uncertain; he customarily celebrated January 2, 1920. The year 1920 follows Asimov's customary birthday; the source explicitly allows a birth date as early as 1919-10-04.