Princess Diana may have been viewed as a commoner when she walked down the aisle on July 29, 1981 to marry Prince Charles, but as the daughter of John Spencer and Frances Shand Kydd (her name after she remarried), Diana became part of an aristocratic family the minute she entered the world on July 1, 1961. So, who were Princess Diana’s parents? Here, everything you need to know about the couple that introduced the world to Diana.