Giuliana Radermacher (born 23 April 1996), known by her stage name Giuliana Farfalla, is a German transgender model.
Farfalla is from Herbolzheim in Breisgau. She was born a boy, and at the age of 16, she had sex reassignment surgery.
Farfalla participated on the twelfth season of Germany's Next Topmodel, and finished in eleventh place. In January 2018, she became the first transsexual model to appear on the cover of the German Playboy. In the same month, she appeared on the twelfth season of Ich bin ein Star – Holt mich hier raus!.