Yuri Andropov
His earliest documented name was Grigory Vladimirovich Andropov-Fyodorov; he changed it to Yuri Andropov only several years later. While his original birth certificate disappeared, it was established that Andropov was in fact born in Moscow where his mother had been working in a women's gymnasium since 1913 throughout 1914 and until 1917.
Yuri Sidorenko
Yuri Sydorenko was born on August 13, 1961 in Kramatorsk, Donetsk Oblast in a family of doctors. During his lifetime he graduated the Kiev Technological Institute of Food Technologies as a processing engineer and the Kiev National Economy Institute of Korotchenko as an engineering economist. In 1983–85 Sydorenko served in the Soviet Army as part of signal communication forces.