Worldwide, Llŷr (Llŷr 
) is an extremely rare masculine first name. Very seldom, Llŷr is the last name as well as the forename.
| VARIANT | COUNTRY |
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| Llŷr | United Kingdom |
Llŷr is also a name for the fictitious and mythical characters: Llŷr Llediaith , the mythical British king.
| llŷr forwen 6c Welsh saint, GB (b. 600) |
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llŷr ifans Welsh actor, GB (b. 1968) |
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| llŷr marini |
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| llŷr d. gruffydd |
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| llŷr titus Welsh author and dramatist, GB (b. 1992) |
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