Last name Koivusilta (Koivusilta 
) , throughout the world, is a rare cognomen. The surname Koivusilta is habitual in Northern Europe, particularly Finland, where it is quite a rare surname.
| VARIANT | COUNTRY |
|---|---|
| Koivusilta | Finland |
| esa koivusilta Finnish politician, FI (b. 1912) |
|
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| leena kristiina koivusilta researcher |
|