Chloë Grace Moretz is the youngest child of Terri (née Duke) and McCoy Lee Moretz. Her mom is a nurse, whereas her dad is a plastic surgeon. Chloë Grace has four older brothers — Brandon, Trevor, Colin, and Ethan. She had also a sister, but Kathleen Janette Moretz died after 2 days (Feb 1, 1988 – Feb 2, 1988).
Trevor Duke Moretz (25) is her acting coach and often travels with her to film sets. Chloë Grace is friends with celebrities like Jaime King, Abigail Breslin, Evan Rachel Wood, Christopher Mintz-Plasse among others.