Cognomen Rottem (Rottem 
) , across the world, is a very rare family name. The surname Rottem is habitual in Norway, where it is quite a rare surname, Australia, where it is a very rare surname, and Israel. Much less frequently, Rottem is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Rottem | Norway, Australia, Israel, Canada, United States |
| arnold rottem (b. 1925) |
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| øystein rottem Norwegian historian, NO (b. 1946) |
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| naomi rottem researcher (bouverie centre) |
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| menachem rottem researcher |
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| svein vigeland rottem (b. 1974) |
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