Hans Hassenteufel was a German portrait painter who specialized in female nudes.
He took private lessons from Rudolf Jacob Zeller [de] in Hamburg, followed by studies at a private painting and drawing school in Munich, operated by Walter Thor; then at the Academy of Fine Arts, Munich, where his primary professors were Peter Halm and Franz von Stuck.
He remained in Munich throughout his subsequent career, creating an immense number of female portraits and nudes; many done in Orientalist style, He occasionally painted landscapes and still-lifes. Many of his works were published in the form of postcards.