KEY POINTS
- Diana's alias 'Deborah Cornwall' was used to shield her identity during secret wedding dress fittings.
- The codename echoes the title later adopted by Camilla, adding a twist of royal irony.
- Designers went to extreme lengths—including decoy fabrics and backup dresses—to keep the gown under wraps.
Long before she walked down the aisle in what would become one of the most iconic wedding dresses of the 20th century, Princess Diana was hiding in plain sight—under a name now loaded with royal irony: Deborah Cornwall.
