Sipko was born on 28 February 1952 in the town of Tara in the Omsk Oblast.
Yuri Gagarin | Yuri Bashmet | Yuri Milner | Yuri Orlov | Yuri Andropov | Yuri Shevchuk | Yuri Baturin | Yuri Rozum | Yuri Gurevich | Yuri Averbakh | Yuri Trutnev | Yuri Stern | Yuri Shatunov | Yuri Semin | Yuri Nikulin | Yuri Landman | Yuri Kara | Yuri I. Manin | Yuri Galanskov | Yuri Ebihara | Yuri Dmitrievich Petukhov | Yuri Bogatyryov | Yuri Arbachakov | Yuri Ahronovitch | Yuri Zhirkov | Yuri Zavadsky | Yuri Yunakov | Yuri Yakovich | Yuri Vladimirovich Nesterenko | Yuri Vasilyevich Gulyayev |