Gender: masculine
Origin: Old Slavonic
Meaning: “blessed glory.”

The name is composed of the Old Slavonic elements svyanto meaning “blessed, holy, bright” and slav meaning “glory.” In the Czech Republic, its designated name-day is December 3rd. A common Czech diminutive form is Svatoš.

Other forms of the name are:

  • Světoslav (Czech)
  • Svyatoslav Святослав (Bulgarian/Russian/Ukrainian)
  • Swietosław (Polish)
  • Svätoslav/Svetislav (Slovakian)
  • Svetislav/Svetoslav (Serbo-Croatian)