Lisa Peterson is a secondary citizen of Bikini Bottom. She is married to Paco, and her brother is Nat Peterson
She is an orange fish who wears a lavender dress with a necklace and a red fin who appears in a few episodes.
She is mentioned in the episode "Have You Seen This Snail?" where Mable assumes her husband, Lenny hurts her feelings after Patrick accidentally converts the plane in a different sentence. She only makes a role in the episode "What Ever Happened to SpongeBob?," where SpongeBob wanted to take a job, but eventually there's a bubble involved, so she kicks him out of her Headquarters Union.