Oscar Ruben von Rothschild (1888-1909)
Oscar Ruben von Rothschild was the youngest child of Albert von Rothschild (1844-1911) and Bettina Caroline de Rothschild (1858–1892), daughter of Alphonse James de Rothschild (1827-1905). Albert and Bettina had seven children. Oscar Ruben, never married and, aged 21, died unexpectedly. He was buried in the Zentralfriedhof, Vienna.