Lily Iero is the daughter of My Chemical Romance guitarist, Frank Iero, and his wife, Jamia Nestor. She has a twin sister named Cherry Iero, and a younger brother named Miles Iero.

Lily was born with her sister on August 4th, 2010, and her zodiac sign is a Leo. In 2019, her sister, brother, and herself were present at the My Chemical Romance Reunion Concert on December 20th, alongside their mother.

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