Last name Sarelius (Sarelius 
) , throughout the world, is a very rare family name. The family name Sarelius is characteristic of Finland, where it is a rare surname, Denmark, and Australia, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Sarelius | Australia, Denmark, Finland, United States |
| seppo sarelius Finnish naval officer (1943-2016), FI (b. 1943) |
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| joonas sarelius Finnish footballer, FI (b. 1979) |
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| matias sarelius Finnish futsal player, FI (b. 1979) |
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