Final answer:
The mayor of Whoville is named Mayor Augustus Maywho in the movie adaptation of 'How the Grinch Stole Christmas,' but the original Dr. Seuss book does not specify a name.
Step-by-step explanation:
The mayor of Whoville's name is Mayor Augustus Maywho in the movie 'How the Grinch Stole Christmas.' However, in the original book by Dr. Seuss, the mayor of Whoville does not have a specified name. The mayor is a character in a fictional town within the Dr. Seuss universe, known for his role in the story where the Grinch attempts to steal Christmas from the residents of Whoville.