Nik Beard is a biracial child with short dark hair. He wears a T-shirt and a pair of shorts.
- Captain Underpants and the Sensational Saga of Sir Stinks-A-Lot
- He appeared briefly alongside the rest of George and Harold's future families when being introduced to the George and Harold who had traveled there from the past. He was very happy to see his dad once the group returned from their adventure.
- He is based on Nikheil Willette, a friend of Dav Pilkey's, according to the acknowledgments page in the twelfth book.
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