Chaslau
A Slavic name and a form of Czesław, built from roots meaning "honour and glory". Only 67 men in Poland carry it and none were born last year, so most Poles have never met one.
Chaslau Pronunciation
Chaslau is pronounced khahs-LAH-oo (/xasˈlau/).
What Chaslau means
Where Chaslau comes from and what it has meant to the people who carry it.
Chaslau comes from Slavic roots. It is the Belarusian form of the name Polish speakers write as Czesław, built from two old elements. The first is čьstь, meaning honour. The second is slava, meaning glory. Together they give the short meaning that follows the name still, honour and glory. Those elements travel across the Slavic languages, which is why the name has cousins from Poland to Belarus.
The name has a family. Czesław is the Polish variant, and Czesława is the form given to girls who share the same meaning.
Picture a school register. A boy signed in as Chaslau sits a few lines from a row of Czesławs, the spelling shifting across the border while the meaning holds. In the Polish calendar the related Czesław keeps his name-day on 20 July, tied to the medieval friar Bł. Czesław Odrowąż. So a child called Chaslau carries two words older than any surname near him, honour joined to glory.
How many people are named Chaslau
1 in 318600 men in Poland is named Chaslau. 67 people carry it in the 2025 register: rank #4425 among male names.