The Duke and Duchess got married at Westminster Abby in London.
The Duchess would have to be a widow.
A Dutchess is married to a Duke
SPENCER
32 years
Camilla, Duchess of Cornwall was married to Charles, Prince of Wales, on 9 April 2005. If the question is in relation to her PREVIOUS marriage, she married then Major Andrew Parker Bowles on 4 July 1973.
Duchess Catherine of Cambridge.
Yes. She married Prince Andrew in 1986.
Assuming you mean the Grand Duchess... no, she wasn't married; she was killed when she was only 17.
Macaulay Culkin married to Rachel Miner in June 21, 1998
Prince Charles' son William is married to Catherine,Duchess of Cambridge, but his other son Harry is not yet married.
Previously to her marriage to the Prince of Wales, the Duchess of Cornwall was Camilla Parker Bowles, née Shand.