Eustachy
From Greek, carrying the sense of "fruitful, rich in grain". Only about a hundred men in Poland go by it and almost no boys get it now, so most Poles have never met one.
Eustachy Pronunciation
Eustachy is pronounced e-oos-TAH-khih (/ɛusˈtaxɨ/).
What Eustachy means
Where Eustachy comes from and what it has meant to the people who carry it.
Eustachy comes from the Greek Eustachios, built from eu, meaning "well," and stachys, meaning "ear of grain." The name reaches back to a field ready for harvest, and its plain sense is fruitful, rich in grain. The grain is the older meaning.
Greek gave the name and the Church carried it forward. Saint Eustachy, a Roman soldier in the old legends, became a patron of hunters, and his imieniny falls on 20 September. In a Polish class register the name looks formal, even a little grand. A boy named Eustachy learns early to spell it for teachers.
The name bends into other shapes. Eustachiusz is the fuller Latin variant, heavier on the tongue. Eustachia turns it toward a daughter. Each keeps the same root, the same ripe field of stachys.
When Eustachy celebrates name day
Eustachy appears 8 times in the Polish name day calendar, 1 of them as a main name, the first on 29 March.
The days Polish calendars list this name on. By custom you celebrate one of them, usually the first after your birthday.
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 Eustachy
1 in 211348 men in Poland is named Eustachy. 101 people carry it in the 2025 register: rank #3429 among male names.
Eustachy's popularity over time
Fewer than 2 boys were given the name in 2025. It has been climbing since 2025.
Where Eustachy is most popular
Eustachy is most popular in Łódź, 1605% above the national average (2 boys born 2019–2025).
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Łódź2 boys born+1605%
Eustachy as a middle name
Eustachy is a first name for 101 men in Poland and a middle name for another 182, a 36/64 split. In the men's middle-name ranking it sits 504th, between Witalis (183) and Giovanni (181).
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#502 Luke183
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#503 Witalis183
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#504 Eustachy182
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#505 Giovanni181
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#506 Karim181