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Nell Cavanaugh is a student at Medford High School. She appears only in A Political Campaign and a Candy Land Cheater.

While Sheldon was handing out pencils, Sheldon finally meets his rival, Nell Cavanaugh, and to his shock, was surprisingly nice, but later, it has been revealed that Nell posted flyers of Sheldon saying "I love homework!" all over the school, this infuriates Sheldon leading to rely to Missy for help. On the election day, Nell uses Sheldon's unlikeness for football and atheism to lead herself to victor, but, Sheldon uses Missy's red envelope with secrets to reveal that Nell was born in Scarsdale, New York and a proud yankee, leading Sheldon to victor. (A Political Campaign and a Candy Land Cheater)


  • She is the second known rival/competitor to Sheldon, after Paige Swanson.
  • She has a pennant for the New York Yankees in her bedroom.
  • She has a little sister.