Where is Rolf from?

Meaning of the name Rolf

From the Germanic name Hrolf (or its Old Norse cognate Hrólfr ), a contracted form of Hrodulf (see Rudolf). The Normans introduced this name to England but it soon became rare. In the modern era it has occasionally been used in the English-speaking world as a German import.

Characteristics of the name Rolf

How do we know this about Rolf

(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.