Yvette Schumacher, character in "Memoirs of a Teenage Amnesiac" by Gabrielle Zevin
"Yvette," short story by Guy de Maupassant
Yvette Carte-Blanche, character on British TV's 'Allo 'Allo!
Yvette, codename on British TV's "SecretArmy"
Yvette Saywell, main character in D.H. Lawrence's "The Virgin and the Gipsy"
Yvette, character in movie "Clue"
Yvette, one of the Groovy Girls dolls
Yvette Ubetcha, character in animated series "The Fairly OddParents"