Fen, as she is called, has a short temper and often leaves fishes and rodents in peoples' beds when she is displeased with them. Fenestra: a giant cat, called a Magnificat, that serves as the head of housekeeping in the Hotel Deucalion.Ezra Squall: the infamous Wundersmith who massacred the other Wundersmiths in Courage Square 100 years ago, under the pretense that 'Wundersmiths don't have friends.' He serves as an antagonist in the series, and throughout Hollowpox: The Hunt for Morrigan Crow, he tries to get Morrigan to be his apprentice, and he even offers to cure Hollowpox to get her to do it.They meet Morrigan when Rook introduces her to the school. They are two of approximately fifteen students at the Wunsoc campus in the school, but there are many others spread throughout the city. Sofia and Conall O'Leary: members of the School of Wundrous Arts.She lives in the same body as the Scholar Mistresses of the Schools of Mundane and Arcane Arts. Rook Rosenfeld: the Scholar Mistress of the School of Wundrous Arts.She is friends with Roshni Singh, a librarian who calls her Maz as a nickname. Miss Cheery 'lives up to her name,' as Morrigan has said in the book, and also appears in Wundersmith: The Calling of Morrigan Crow. Marina Cheery: the conductor of Unit 919's home train who is always happy and glad.Hawthorne is also a member of Unit 919 in the Wundrous Society. In Nevermoor: The Trials of Morrigan Crow, Hawthorne accompanies Morrigan and Fenestra to the Black Parade on Hallowmas and he and his friend make it through the Fright Trial together. In the first two books, Morrigan and Hawthorne grow close and spend much time at each other's house. Hawthorne Swift: Morrigan's friend who has a knack for dragon riding.

North runs the Hotel Deucalion, a prestigious hotel, in which many residents live permanently, including Morrigan, Jupiter's nephew Jack, and singer Dame Chanda Kali. Jupiter takes Morrigan in after she was said to have died on Eventide day and helps her escape from the Hunt of Smoke and Shadow, led by Wundersmith Ezra Squall.

Jupiter North: Morrigan's patron for her Wundrous Society trials.Morrigan was told by Ezra Squall that she is a Wundersmith, whose knack is to control the Wunder in the air around her. Originally, she was an illegal resident of the free state, but after she bested hundreds of other children to earn a spot in the Wundrous Society, she became a legal inhabitant of the country. Morrigan Crow: a young girl who escaped her fate and was whisked away by Jupiter to come live in Nevermoor.Main article: The Nevermoor series § Characters

Morrigan crow