Cognomen Ylä-Mononen (Ylä-Mononen 
) , in the entire world, is a very rare surname. The cognomen Ylä-Mononen is habitual in Northern Europe, particularly Finland, where it is a rare surname. Parts of the name also exists independently as a last name Mononen.
| VARIANT | COUNTRY |
|---|---|
| Ylä-Mononen | Finland |
| jaana ylä-mononen Finnish politician, FI (b. 1961) |
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| anni ylä-mononen Finnish association football player, FI |
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