Family name Vellonen (Vellonen 
) , throughout the world, is a rare surname. The last name Vellonen is habitual in Northern Europe, particularly Finland, where it is quite a rare surname, and Sweden, where it is a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Vellonen | Sweden, Finland |
| viljo vellonen Finnish cross-country skier (1920-1995), FI (b. 1920) |
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| senja vellonen Finnish painter, FI (b. 1954) |
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| kati-sisko vellonen researcher |
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| jarmo vellonen Finnish artist, FI |
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| kari vellonen FI |
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