Actress Rachel Louise Grant De Longueuil was born on the Island of Luzon in the Philippines. She is related to British royalty through her grandfather, the late Baron Raymond De Longueuil (second cousin to Queen Elizabeth II of England) whose mother was Ernestine Maude Bowes-Lyon.

Rachel is the middle of three sisters and spent much of her childhood in the English town of Nottingham. She attended drama school in London where she stayed on and pursued her career. Now Rachel lives in Los Angeles, California.