About Famous People - http://www.aboutfamouspeople.com/
Biographical information about famous historical persons including presidents and first ladies, authors, composers and the beatles. Includes articles.
Biography Base - http://www.biographybase.com/
Searchable database of biographies of famous people categorized alphabetically.
Biography project - http://www.popsubculture.com/
Collection of biographies of individuals such as artists, authors and film-makers who had a significant influence on underground culture.