From the name of the Slavic tribe the Lendians, called the Lędzianie in Polish. According to Slavic legend this was the name of the founder of the Polish people. A famous bearer was the Polish president Lech Wałęsa (1943-).
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.