| Group info: | | Language of origin: | Latin |
| Info about origin: | from the Roman cognomen Traianus or Trajanus |
| | the cognomen is best known from the Roman emperor Marcus Ulpius Traianus (1st/2nd century AD), usually simply called Trajan |
| | in English known only as a historic name, but still actually used in Romania as Traian |
| Topics: | Roman nickname |
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| Name variants: All variants, grouped by language of use | |
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| Name variants: 3 male name variants, sorted by name and gender | | Name | Languages of Use |
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| Traian | Romanian |
| Traianus | Latin |
| Trajan | German, English |
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Name groups
