Where is Jef from?

My guess is...

Belgium

flag of Belgium

55%

Reunion

flag of Reunion

16%

Netherlands

flag of Netherlands

14%

I'm 97% certain Jef is Male.

According to a dataset of 3363, the average Jef is around 63 years old.


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Learn about the name Jef

Meaning of the name Jef

Dutch short form of Jozef.

Characteristics of the name Jef

OriginsDutch
PronouncedYEHF
GenderMasculine

How do we know this about Jef

(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.