Cognomen Solbu (Solbu 
) , worldwide, is a rare family name. The family name Solbu is habitual in Norway, where it is quite a rare surname, Belgium, where it is a rare surname, and the United Kingdom, where it is an extremely rare surname.
| VARIANT | COUNTRY |
|---|---|
| Solbu | Spain, Belgium, Norway, United Kingdom |
| einar solbu Norwegian musician and professor (b. 1942) |
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| dag solbu researcher |
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| knut inge solbu |
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