Oleksii
Around 26,000 people in Poland carry this Ukrainian name, yet hardly any newborns get it: 18 boys last year, and no girls at all. It means "defender", and its Polish counterpart is Aleksy.
Oleksii Pronunciation
Oleksii is pronounced o-LEK-shee (/ɔˈlɛkɕi/).
What Oleksii means
Where Oleksii comes from and what it has meant to the people who carry it.
Oleksii belongs to Ukrainian, and its roots run through Slavic ground. The meaning given to it is defender, obrońca in Polish, the one who wards off harm from others. A boy with this name answers to something protective.
In Poland the same name turns up as aleksy, a variant close enough that a Polish ear catches the family likeness at once. Read out a school register in Warsaw and you might land on Aleksy; cross the border east and the boy is Oleksii instead. Same idea, different spelling.
The sense of defender is not decoration. It sits inside the name and stays there whether the child grows quiet or loud. To be named Oleksii is to wear a small promise of guarding, handed on without ceremony. That is enough for most families.
Oleksii, then, and its Polish cousin aleksy: two spellings for one word, defender.
How many people are named Oleksii
1 in 821 men in Poland is named Oleksii. 26,009 people carry it in the 2025 register: rank #252 among male names.
Oleksii's popularity over time
18 boys were given the name in 2025, ranking #542 among newborns. It is making a comeback after a low in 2019. Still the #252 name among living men, even as it slips to #542 among newborns.
Where Oleksii is most popular
Oleksii is most popular in Lower Silesian, 271% above the national average (17 boys born 2019–2025), followed by Masovian (+103%) and Greater Poland (+59%). It is least common in Lesser Poland and West Pomeranian, 40% and 19% below average respectively.
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Lower Silesian17 boys born+271%
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Masovian21 boys born+103%
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Greater Poland10 boys born+59%
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Lubusz2 boys born+38%
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Silesian7 boys born+6%
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West Pomeranian2 boys born−19%
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Lesser Poland4 boys born−40%
Oleksii as a middle name
Oleksii is a first name for 26,009 men in Poland and a middle name for another 13, a 100/0 split. In the men's middle-name ranking it sits 2675th, between Oleh (13) and Olesław (13).
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2673
13Olawale
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2674
13Oleh
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267513Oleksii
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2676
13Olesław
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2677
13Olufemi