Last name Troll (Troll 
, Trol 
, Тролль 
) , in the world, is quite a rare cognomen. The last name Troll is habitual in Austria, where it is quite a rare surname, Germany, and Hungary. Measured by absolute frequency, this name is the most popular in Germany, the United States, and Austria. Much less frequently, Troll is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Troll | United States, Germany, Democratic Republic of the Congo, Poland, Austria |
| Trol | United Kingdom, United States, Germany, Poland, France |
| Тролль | Russia |
| johann heinrich troll Swiss artist (1756-1824), CH (b. 1756) |
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| daniel isaac troll CH (b. 1748) |
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| johann jakob troll (1758-1819), CH (b. 1758) |
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| julien troll Swiss artist, 1781 (b. 1781) |
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| konrad troll Swiss regional historian (1783-1858), CH (b. 1783) |
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| karl friedrich troll German politician, DE (b. 1801) |
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| maximilian troll (b. 1809) |
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| ferenc troll (b. 1818) |
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carl troll German geographer and university teacher (1899-1975), DE (b. 1899) |
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| l. troll (b. 1850) |
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| karl troll Austrian architect, AT (b. 1865) |
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| walter ritter von troll-obergfell AT (b. 1856) |
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| theodor j. troll (b. 1858) |
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| rosalie troll holocaust victim, b. 1874-07-30, AT (b. 1874) |
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| max troll DE (b. 1867) |
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