Eustachiusz
Just 39 men in Poland carry it, and no boys have been named it in a generation: most Poles will never meet one. From Greek, the name means "fruitful".
Eustachiusz Pronunciation
Eustachiusz is pronounced e-oos-TAHKH-yoosh (/ɛusˈtaxjuʂ/).
What Eustachiusz means
Where Eustachiusz comes from and what it has meant to the people who carry it.
Eustachiusz reaches back to the Greek Eustachys, built from eu, meaning good, and stachys, an ear of grain. Behind the name stands a field ready for harvest. The short meaning settles into one word: fruitful.
The best-known bearer is Saint Eustachy, a Roman soldier and martyr whose legend spread across medieval Europe. Polish calendars still fix his imieniny in September, so a boy given this name finds his day waiting among the older saints. In a school register the long form looks formal beside its shorter cousin.
That cousin is Eustachy, the variant most Poles actually reach for. The feminine Eustachia hands the same root to a daughter. The root is a grain. Both forms keep that promise of a good harvest, the sense held in płodny, kwitnący.
When Eustachiusz celebrates name day
Eustachiusz appears 4 times in the Polish name day calendar, never as a main name. The first of these dates is 4 February.
Rarer dates. Only the most complete calendars add this name on these days. Most skip them, so hardly anyone celebrates then.
How many people are named Eustachiusz
1 in 547338 men in Poland is named Eustachiusz. 39 people carry it in the 2025 register: rank #6215 among male names.
Eustachiusz as a middle name
Eustachiusz is a first name for 39 men in Poland and a middle name for another 71, a 35/65 split. In the men's middle-name ranking it sits 855th, between Wilhelmus (72) and Jon (71).
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#853 Wasyl72
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#854 Wilhelmus72
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#855 Eustachiusz71
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#856 Jon71
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#857 Maxime71