No. I think it come's from one of the English speaking countries.
Finnish name
Suomi is the native name for both the country Finland, and the language they speak there.
It is pronounced and written the same way in Finnish.
It is a popular Finnish first or second name.
In Finnish, the name Wayne is spelled the same way as in English: "Wayne." Finnish does not have a different spelling for this name, as proper names often retain their original spelling regardless of the language. However, the pronunciation may vary slightly based on Finnish phonetics.
Finnish
In English it's Finnish or a Finn. In Finnish it's suomalainen.
As far as I know, there is only one name for the sun in Finnish: "Aurinko"
You say it like you normally do, you don't translate names in Finnish.
Finland's official language is Finnish, but there is a minority that speaks Swedish as their first language, about 4 %.
Riitta
Finnish