Yakovlev -- Mikhail Lukyanovich Yakovlev (1798-1868) (6) Yannatos -- James Yannatos (1929-) (1) Yegorov -- Yegorov (1) Yepes -- Gustavo Yepes (1) Yon -- S. Constantino Yon (1) Young -- Anthony Young (c1685-?) (1) Young -- Charles I. Young (1) Young -- Dalhousie James Young (1866-1921) (2) Young -- Douglas Young (1947-) (2) Young -- Ernest Young (2) Young -- Filson Young (1876-1938) (2) Young -- Gordon Ellsworth Young (1919-) (1) Young -- Karl Young (1) Young -- Monroe Young (1) Young -- Percy Marshall Young (1912-) (3) Young -- Philip M. Young (1) Youse -- Glad Robinson Youse (1898-) (1) Yradier -- Sebastián Yradier (1809-1865) (1) Yuferov -- Sergey Vladimirovich Yuferov (1865-?) (5) Yuryev -- E. Yuryev (1)