Claire grew up in New York City and decided very early that she wanted to become an actress. She started taking acting classes at the age of nine at the Lee Strasberg Studio. She got enrolled in the Professional Performing Arts School in the sixth and seventh grade. She's also interested in dancing and started studying modern dance as early as at the age of six. She has also been involved in gymnastics in her youth. Claire's mother is a painter and worked as a teacher before she became her daughter's manager. Her father has worked as a computer consultant and as an architectural photographer. Her older brother Asa works for a not for profit organization. She has a cat called Fifi-Champion.
