History of Astronomy: Persons (Y)
- Yeates, C.S.S. (1872-1961)
- Yerkes, Charles Tyson (1837-1905)
- Young, Charles Augustus (1834-1908)
- Young, Frederick Mortimer (1860-1927)
- Young, John Watts (b. 1930)
- Young, Reynold Kenneth (1886-1977)
- Young, Thomas (1773-1829)
- Yukawa, Hideki (1907-1981)
- Yunus, Abu'l-Hasan ibn (950-1009)
Wolfgang R. Dick
Created: 16 Jan 1995.
Latest update: 20 Feb 2002