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Family name Kerstein (Kerstein
) , around the globe, is a rare surname. The surname Kerstein is characteristic of Denmark, where it is a rare surname, Germany, and Austria. Not in comparison with a country's population, it is commonest in the United States, Germany, and the United Kingdom. Much less frequently, Kerstein is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Kerstein | Philippines, United States, United Kingdom, Afghanistan, Germany |