Where is Vratislav from?

Meaning of the name Vratislav

Derived from the Slavic elements vratiti "to return" and slava "glory". This was the name of two dukes of Bohemia. The city of Wrocław in Poland is named after the first.

Characteristics of the name Vratislav

How do we know this about Vratislav

(and is it secret spies?)

We use a combination of data from the internet, and our own Machine Learning models to make these predictions.
In a gist, we use a Machine Learning model trained on a diverse global dataset of 100m+ names, and use it to predict different traits for a person based on first name!
NameGuessr guesses a person's nationality, age, and gender based on their name. We also try to give insightful info around the name's origin, name meaning, and name pronounciation.