|Family|| Grandpa SquarePants (father)|
Grandma SquarePants (mother)
Harold SquarePants (brother)
Captain Blue SquarePants (brother)
Margaret SquarePants (sister-in-law)
Stanley S. SquarePants (son)
BlackJack SquarePants (son)
SpongeBob SquarePants (nephew)
Todd SquarePants (nephew)
Larry SquarePants (nephew)
Sherman "Sherm" SquarePants is the younger son of Grandpa and Grandma SquarePants and the younger brother of Harold and Captain Blue SquarePants and the father of Stanley and BlackJack SquarePants and the uncle of SpongeBob, Todd and Larry SquarePants.
Like most of the SquarePants family members, Sherm is square, and has pores. He has several buck teeth, pants like SpongeBob, a bow tie, brown eyes and has a watermelon is his nose.
Sherm is Grandpa and Grandma's son and Harold and Captian Blue's brother.
- Krab Borg (mentioned)
- Pest of the West (on a photo)
- Stanley S. SquarePants (mentioned)