Tusk is a surname with multiple possible origins , but it is most commonly associated with Polish and Kashubian roots. Sources also show it as a rare surname in English- and German-speaking records, so it’s not tied to just one language or country.

Likely origin

  • In Polish/Kashubian usage, it appears as a surname from the Kashubian name form Tuzk / Tuzek.
  • One genealogy source also lists a Czech/Slovak line for the surname in some family records.
  • English and German surname databases treat it as a rare surname with different possible historical explanations.

How common it is

  • It is relatively uncommon worldwide, with about 1,011 people bearing the surname in one surname database.
  • That source says it is most concentrated in Poland and largely found in Eastern Europe.

Plain-English takeaway

If you’re asking “what kind of last name is Tusk?”, the simplest answer is: it’s a rare Eastern European surname , especially associated with Polish/Kashubian background.

Aspect| What the sources suggest
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Main association| Polish / Kashubian 12
Rarity| Uncommon worldwide 1
Other possible roots| Czech, Slovak, English, German in some records 410