Jim is the second husband of Mary and father of Sean and Karen. He also appears in Swell Foop.
Mary is the second wife of Jim and mother of David and Karen. She also appears in Swell Foop.
Jim's son by his first wife. He is married to Willow, a winged elf. He was given the talent to fly without wings while in Xanth. He also appears in Faun & Games and Xone of Contention. He is mentioned in Swell Foop and Cube Route.
Mary's son by her first husband. He is the boyfriend of Jaylin. Because Demoness Fornax still maintains a connection to Jaylin, he has allowed Demon Earth to use him to watch Fornax and neutralize her if necessary. He also appears in Swell Foop and Currant Events. He is mentioned in Xone of Contention.
The daughter of both Jim and Mary. She also appears in Swell Foop.
The Baldwin pets appear together again as major characters in Well-Tempered Clavicle. They had returned to Xanth on their own when they got old.
Tweeter is Karen's pet parakeet with brown feathers. He also appears in Luck of the Draw and Esrever Doom. He is mentioned in Swell Foop
Extended Baldwin family
Jaylin is a girl from Hawaii who joins the search for the Rings of Xanth since Cynthia didn't secure a sixth member of her group in Swell Foop. She eventually became a conduit for the Demoness Fornax. She is now the girlfriend of David.