When new dad Harry announced the news of the birth, his interview took place on the grounds of Windsor Castle, moments from their home.
The lack of a doctor’s signature on the official easel announcement outside of Buckingham Palace – something that appeared on the announcements of Kate Middleton’s three children – also set tongues wagging that it could point to a home birth.
Alternative theories have sprung up, with reports that the Duke and Duchess of Sussex may have been taken to the private Portland Hospital in London on Sunday night yet to be confirmed.