Yaya Ceravieja
Esmerelda "Esme" Weatherwax (also Granny Weatherwax or Mistress Weatherwax) is a fictional character from Terry Pratchett's "Discworld" series. She is a witch and member of the Lancre coven. She is the self-appointed guardian of her small country, and frequently defends it against supernatural powers. She is one of the "Discworld" series's main protagonists, having major roles in seven novels.