Getty/Chris Jackson, Harold Cunningham; AP/Gabriel Buoys
From left: Prince George, Princess Amalia, Prince Christian, and Princess Charlotte.
Prince George of Cambridge might be the most famous royal kid in the world, but he's certainly not the only one.
There are about about two dozen other monarchies all over the globe, according to the Washington Post - and that means there are lots of adorable royal babies, toddlers, and teens who'll spend their entire lives in the public eye.
Here's a look at some of the youngest royals in the world today.