Hugo Klajn was born on September 30, 1894, in Vukovar, Austro-Hungary [now Croatia].
Rihard Klajn died on May 18, 1997, in Belgrade, Serbia, Yugoslavia.
Ivan Klajn was born in 1937.
The cast of Dnevnik Ane Frank - 1959 includes: Milena Dapcevic Rada Djuricin Dejan Djurovic Bozidar Drnic Hugo Klajn Mata Milosevic
Hugo Salus died in 1929.
Hugo Baum died in 1950.
Hugo Wast died in 1962.
Hugo Staehle died in 1848.
Hugo Clason died in 1935.
Hugo Harper died in 1895.
Hugo Reinhold died in 1935.
Hugo Gryn died in 1995.