Family name Sælen (Селен 
, Sælen 
) , in all the world, is a very rare cognomen. The family name Sælen is characteristic of Norway, where it is a rare surname, Ukraine, where it is a very rare surname, and Russia. Also, Sælen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Селен | Ukraine, Russia, Bulgaria, Kazakhstan |
| Sælen | Norway |
|
ivar bergersen sælen Norwegian politician, NO (b. 1855) |
|
| frithjof sælen gymnast, NO (b. 1892) |
|
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| frithjof sælen Norwegian writer, NO (b. 1917) |
|
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| odd henrik sælen Norwegian oceanographer, NO (b. 1920) |
|
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| kjetil sælen Norwegian football referee, NO (b. 1969) |
|