Cognomen Sleen (Slew 
, Sleen 
, Слен 
) , in all the world, is a rare surname. The family name Sleen is characteristic of Netherlands, where it is quite a rare surname, Norway, where it is a rare surname, and Canada, where it is a very rare surname. Not in comparison with a country's population, it is the most numerous in Netherlands, the United States, and Norway. Much less frequently, Sleen is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Slew | Malaysia, Canada, United Kingdom, United States, India |
| Sleen | Netherlands, Canada, United States, India, Norway |
| Слен | Kazakhstan |
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harm van sleen Dutch politician (1890-1958), NL (b. 1890) |
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marc sleen Belgian cartoonist, comic artist, BE (b. 1922) |
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torjus sleen Norwegian cyclist, NO (b. 1997) |
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| albert van der sleen Dutch football player, NL (b. 1963) |
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| yannick van sleen researcher |
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| peter van der sleen |
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