What is the possessive pronoun for the word anyone?

The Cat in the Hat asked, "Has anyone seen my moss-covered three-handled family gradunza."

Bubba was not going to let just anyone get into the concert, but only those with the correctly stamped tickets.

Matthew 5:39

"But I tell you, do not resist an evil person. If anyoneslaps you on the right cheek, turn to them the other cheek also."