Boy name
Kostas name meaning
“steadfast, constant”
Kostas means “steadfast” or “constant.” It is a shortened Greek form of Konstantinos, ultimately from Latin Constantinus and constans, meaning “firm” or “unchanging.” Used as a masculine given name in Türkiye, it belongs to the same name family as Konstantin and Constantine, providing a clear linguistic association.
What does Kostas mean?
Steadfast, constant
In Turkish: kararlı, değişmeden duran
Kostas illustrates how a familiar shortening can become an independent given name. Its meaning comes through Konstantinos rather than from a separate Greek object or descriptive word. Konstantin and Constantine belong to the same family but reflect different linguistic naming traditions.
Origin of the name Kostas
Kostas is a shortened Greek form of Konstantinos. The full name derives from Latin Constantinus, ultimately connected with constans, meaning steadfast or constant.
How to pronounce Kostas
| Syllables | 2 · 6 letters · 6-letter boy names |
|---|---|
| IPA | /kostas/ |
Is Kostas a boy’s name?
Yes, Kostas is used mostly as a boy’s name. See all boy names.
Kostas does not appear in TÜİK’s top-30 lists (Türkiye and provinces, up to 2025). In our sample of notable people (Wikidata), 2 people bear it; this is not a national figure.
Spellings and similar names
Names that sound like Kostas
Famous people named Kostas
- Kostas Kasapoğlu · b. 1936
- Kostas Negrepontis · b. 1897
FAQ about the name Kostas
What is the meaning of Kostas?
Kostas means “steadfast, constant”. Kostas is a shortened Greek form of Konstantinos. The full name derives from Latin Constantinus, ultimately connected with constans, meaning steadfast or constant.
Is Kostas a boy’s name?
Yes, Kostas is used mostly as a boy’s name.
Is Kostas in the Quran?
No. Neither the name Kostas nor its source word occurs in the Quran.
What is the origin of the name Kostas?
Kostas is of Greek and Latin origin.
How many syllables does Kostas have?
Kostas has 2 syllables and 6 letters.
How popular is the name Kostas?
Kostas does not appear in TÜİK’s top-30 lists (Türkiye and provinces, up to 2025). In our sample of notable people (Wikidata), 2 people bear it; this is not a national figure.
Famous people named Kostas?
Notable people named Kostas include Kostas Kasapoğlu, Kostas Negrepontis.
Sources and method
Meanings and origins draw on language sources and name dictionaries; popularity figures come from TÜİK’s address-based population register, and notable people from Wikidata.
Entry ID: nm11249 · Updated 2026-10-24 · How we research names · Report a mistake