Deidre Piggins

"This pig is an imposter!" Deidre Piggins '''is Sarah Piggins' twin sister. She is a physicist and is awarded a Nobel Prize in the fifth book (but her original Nobel Prize is taken by Nanny Piggins, so she is given another one). Deidre invents an ice-cream maker that can end world-hunger, and is highly sought out by many people so they can kidnap her and force her to use the invention for them.'''

Physical Appearance
Deidre is Nanny Piggins' identical twin fourteenuplet sister, though there is a few differences between the two sisters. Nanny Piggins quotes on Deidre's appearance in Nanny Piggins and the Rival Ringmaster: "My sister Deidre has blonde curly hair and wears glasses." It has also been said that she has mousey brown hair, instead of it being curly and blonde.

Personality
Deidre is dedicated to her work. She is considered incapable of protecting herself against kidnappers by Nanny Piggins. She has a affliction cheesecake, entering her sister Sue Piggins in a chess contest to win a years supply of it.

Trivia

 * She is the second Piggins to receive a Nobel Prize.
 * She is the only Piggins to wear glasses.
 * Her hair colour changes during the course of the books, going from curly blonde in Nanny Piggins and the Rival Ringmaster, to mousey brown in Nanny Piggins and the Daring Rescue.