There’s One Big Difference Between Prince Louis’ Birth Certificate And His Siblings’

He's a very modern royalPrince Louis has been registered!
The newborn’s birth certificate was released yesterday (see it here), making him officially Louis Arthur Charles. His full title is His Royal Highness Prince Louis of Cambridge.
Most of the certificate is identical to those of his siblings Prince George and Princess Charlotte, such as the fact that they were all registered in the London district of Westminster.
Of course, the details of their parents are the same, and each document