|"There are plenty of eye-witness accounts. Just because you're so narrow-minded you need to have everything shoved under your nose before you–"
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Twelvetrees is the surname of an American wizarding family. It is unknown if they are pure-blood, or have both No-Maj and magical heritage.
Known family members
- Aristotle Twelvetrees - Keeper of the Dragots for the Magical Congress of the United States of America.
- Dorcus Twelvetrees - daughter of Aristotle, responsible for a massive breach of the International Statute of Wizarding Secrecy.
- Pottermore (Mentioned only)