Apparently, it’s standard practice to ask many people to be the godparents of royal children,Bustlenotes.
Furthermore, Princess Charlotte has five godparents on her side.
Each is a conglomerate of their parents' friends and family, representing both sides of their lives.

The outlet notes that royal babies usually have around six godparents for this reason.
But, unlike many people’s godparents, the royal kind are usually not immediate family members.
“It’s an important role.

A godparent is there to provide religious guidance.
Luckily for the Cambridge children, they have doting parents as well.