Family name Roseth (Roseth 
) , globally, is a rare last name. The cognomen Roseth is habitual in Norway, where it is quite a rare surname, Australia, where it is a rare surname, and the United States, where it is a very rare surname. Likewise, Roseth is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Roseth | Norway, Philippines, Australia, Brazil, United States |
| arnold roseth (1857–1936) Hungarian teacher, classical philologist, one, SK (b. 1857) |
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| julius roseth American politician, US (b. 1882) |
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| roger roseth 14TH cent. English philosopher–theologian |
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| martin ove roseth association football player, NO (b. 1998) |
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