Family name Guseff (Guseff 
) , globally, is a very rare surname. The family name Guseff is characteristic of Finland, where it is a rare surname, the United States, where it is an extremely rare surname, and Venezuela. Much less frequently, Guseff is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Guseff | Venezuela, Finland, United States |
| erkki guseff Finnish javelin thrower, FI (b. 1937) |
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| tuomas guseff FI |
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| niklas guseff FI |
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