Namesakes
Fictional Characters from Movies:
1 character
Blanche DuBois 1951 A Streetcar Named Desire 
Fictional Characters from Plays and Musicals:
1 character
Blanche DuBois 1947 A Streetcar Named Desire
Fictional Characters from Television:
1 character
Blanche Devereaux 1985; 1992 The Golden Girls; The Golden Palace
Hurricanes and Tropical Storms:
2 hurricanes
Hurricane Blanche 1969
Hurricane Blanche 1975
Notable Actors and Entertainers:
3 actors
Diana Barrymore (middle name Blanche) 1921-1960
Carmen Silvera (middle name Blanche) 1922-2002
Karen Black (middle name Blanche) 1939-2013
Notable Writers:
1 poet/playwright
Georgia Douglas Johnson (middle name Blanche) 1880-1966
Olympic Medalists:
1 bronze
(bronze) Violet Webb (middle name Blanche) 1932 4x100 m relay
Other Royalty:
1 queen
Blanche of Castile 1223-1234 France
Shakespearian Characters:
1 character
Lady Blanche King John