Amanda Green was born in New York City, she was exposed to major talents of Broadway musical theatre and graduated from Brown University.
Born in New York City, New York, Green was raised on the Upper West Side with brother Adam by parents Phyllis Newman, an actress and singer, and Adolph Green, a lyricist and playwright. From an early age she was exposed to major talents of Broadway musical theatre, including Leonard Bernstein, Jule Styne, and Cy Coleman, all of whom were regular guests in the household. After graduating from Brown University in Providence, Rhode Island, Green attended an actors' training program at the Circle in the Square Theatre School in New York City and then spent two seasons at the Williamstown Theatre Festival in Williamstown, Massachusetts. 
