The main characters

• Elphaba is the illegitimate daughter of Melena and a travelling salesman(the wizard of Oz). She does not discover her true father identity until later in her life, and grows up believing that her mother's husband is her father even if the color of her skin was really uncommon.

• Melena is the mother of Elphaba, Nessarose and Shell. She's married to Frexspar; however, Elphaba is conceived by the wizard of Oz, and Nessarose, prossibly, by the Quadling turtle heart.Even if she acts like a woman with no honor and self-respect, Elphaba discribes her as a: giddy, alcoholic, imaginative, uncertain, desperate, brave, supportive woman; that make us see that she might be a good person when she wants to.

• Frexspar, Melena's husband is the seventh son of a seventh son of his family to become a minister. He's a unionist minister and missionary, and frequently leaves Melena along for long periods of time while he is off preaching; That explains why she feels lonely and neglected, and is often unfaithful to him.

• Glinda is the most powerful witch of Oz, she went to the same school as Elphaba and was her best friend.

• Nessarose is the spoiled, beautiful but handicaped young sister of Elphaba who has to put her needs before her sister's. She's known for her cruel ways and use of sorcery to control her subject. she died when Dorothy's house fell on her.

• Boq is a munchkin who attends Shiz University wit Elphaba and Galinda and was their best friends.

• Fiyero is a Vinkus prince who attends the same university as Elphaba, he's dark-skinned, and covered with blue, diamond shaped tattoos and eventually falls in love with Elphaba. He's been killed by the Wizard.