Globally, Llion (Llion 
) is a very rare male first name. The first name Llion is characteristic of Northern Europe, particularly the United Kingdom, where it is a very rare masculine name. Very seldom, Llion is the last name as well as the forename.
| VARIANT | COUNTRY |
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| Llion | Myanmar, Malaysia, United States, United Kingdom |
| llion williams Welsh actor (b. 1961) |
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| llion jones Welsh poet and academic, GB (b. 1964) |
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| llion iwan Welsh writer, GB (b. 1969) |
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| llion a roberts researcher |
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| llion marc evans researcher (ORCID 0000-0002-4964-4187) |
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