DuckCorp Dico

Found one definition

1.                 From en.wiktionary.org:
                   
   
   
                   
                     
   [blanch]
   
   ** English
   
   *** Proper noun
   [en-proper noun]
   
    1. [en] , a less common spelling of Blanche .
    2. * [II] , Scene 1:
    3. *: That daughter there of Spain, the Lady  BLANCH , / Is near to England: look upon the years / Of Lewis the Dauphin and the lovely maid. / If lusty love should go in quest of beauty, / Where should he find it fairer than in  BLANCH ?