Ghouls:
* Frankie Stein: The daughter of Frankenstein, Frankie is a sweet and clumsy girl who is still learning about the world.
* Draculaura: The daughter of Dracula, Draculaura is a bubbly and fashionable vampire who is a vegetarian.
* Clawdeen Wolf: The daughter of the Werewolf, Clawdeen is confident, stylish, and loves fashion.
* Lagoona Blue: The daughter of a Sea Monster, Lagoona is a fun-loving and water-loving ghoul.
* Ghoulia Yelps: The daughter of a Zombie, Ghoulia is a brilliant and shy ghoul who communicates mainly through groans and sighs.
* Cleo de Nile: The daughter of a Mummy, Cleo is a glamorous and demanding ghoul who loves to be pampered.
* Twyla: The daughter of a Boogeyman, Twyla is a shy and sensitive ghoul who is afraid of many things.
* Spectra Vondergeist: The daughter of a Ghost, Spectra is a mysterious and sarcastic ghoul who can walk through walls.
* Operetta: The daughter of the Phantom of the Opera, Operetta is a dramatic and talented ghoul who loves to sing.
* Jinafire Long: The daughter of a Chinese Dragon, Jinafire is a fiery and passionate ghoul with a love for adventure.
Other Monsters:
* Holt Hyde: The son of a Werewolf, Holt is the alter ego of Jackson Jekyll and can transform into a wild and energetic rockstar.
* Toralei Stripe: A Werecat, Toralei is a catty and cunning ghoul who often gets into trouble.
* Skelita Calaveras: A Skeleton, Skelita is a spooky and stylish ghoul who is a talented artist.
* Venus McFlytrap: A Plant Monster, Venus is a nature-loving and caring ghoul who is passionate about the environment.
* Robecca Steam: A Robot, Robecca is a kind and quirky ghoul who is always trying to fit in.
This is just a small sample of the many characters in the Monster High universe! There are countless others, each with their unique personalities and backstories.