Claire Pike is Mallory Pike's 5 year old sister. She has 7 brothers and sisters.
Claire calls her mother Moozie and her father Daggles. She is going through a silly stage and sometimes runs around the house naked.
Claire entered in the Little Miss Stoneybrook beauty pageant in Book #15 Little Miss Stoneybrook ...and Dawn , but lost. Her talent was to sing a comedic version of the Popeye theme song, complete with dancing the hornpipe.
Claire and her sister Margo share a bedroom.
Claire was colicky when she was a baby.