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Cognomen Siolla (Siolla , Syllaba ) , worldwide, is a rare last name. The cognomen Siolla is habitual in Austria, where it is a rare surname, Czechia, and Canada, where it is a very rare surname. Measured by absolute frequency, it is commonest in Austria, Czechia, and the United States.
VARIANT | COUNTRY |
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Siolla | Brazil, Argentina |
Syllaba | Brazil, Canada, United States, Czechia, Austria |