Sier is a short form of Asier. It keeps its origin (vasco) and meaning — el comienzo, el principio.
On birth records, Sier is rarely written as such: the Siers are Asiers (28,287 births). For the name's history, year-by-year popularity and famous bearers, read the Asier page.
Sier is a short form of Asier, which means el comienzo, el principio.
Sier shares Asier's name day.
It is a familiar short form. It does not appear as such in birth records, where you find Asier.
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