Kostas
/K-AO-S-T-AH-S/
Steadfast, constant, the Greek everyman whose name echoes across every Mediterranean café — Kostas is the modern Greek short form of Konstantinos, the name that connects contemporary Greece to Emperor Constantine and the founding of Constantinople. It carries the warmth of Greek taverna culture, the philosophical heritage of Athens, the Orthodox faith of a nation that identifies Christianity with its own identity, and the Mediterranean sunshine of a name that sounds like summer vacation
Get Kostas's full report — patron saint, feast day & a portrait — freeQuick — what every Christian parent asks about Kostas:
How well does Kostas fit your family?
This page tells you what Kostas means. The app tells you whether it's right for your baby — scored against your family & your heritage, and your baby's birth details.
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Six signals — scored for your family & heritage, not in the abstract:
Meaning & origin
Yes — Kostas is a Christian boy name of Greek origin, meaning “Steadfast, constant, the Greek everyman whose name echoes across every Mediterranean café — Kostas is the modern Greek short form of Konstantinos, the name that connects contemporary Greece to Emperor Constantine and the founding of Constantinople. It carries the warmth of Greek taverna culture, the philosophical heritage of Athens, the Orthodox faith of a nation that identifies Christianity with its own identity, and the Mediterranean sunshine of a name that sounds like summer vacation”.
Kostas is a boy's name of Greek origin, traditionally used in Christian families. The name means "Steadfast, constant, the Greek everyman whose name echoes across every Mediterranean café — Kostas is the modern Greek short form of Konstantinos, the name that connects contemporary Greece to Emperor Constantine and the founding of Constantinople. It carries the warmth of Greek taverna culture, the philosophical heritage of Athens, the Orthodox faith of a nation that identifies Christianity with its own identity, and the Mediterranean sunshine of a name that sounds like summer vacation" and belongs to the Courage cluster — names for children who will grow into bold, fearless hearts.
Common among European, Greek families, Kostas carries cultural weight that goes beyond its dictionary definition — it's a name with a story and a community.
The patron saint & feast day behind Kostas
Many Christian names carry a patron saint and a feast day (name day) — a tradition of choosing a name for the saint a child is born near, or one the family holds dear. Kostas lives in this tradition of meaning and heritage.
NameRoot connects the dots. See Kostas's patron saint, its feast day, and whether it aligns with your baby's birth — alongside its full family score.
See Kostas's saint & feast day →What does Kostas's numerology say?
Numerology assigns each name a single-digit destiny number by summing its letter values. Different schools use different mappings — NameRoot computes both so you can see how Kostas resonates in either tradition.
Kostas's destiny number is 4 — but a number only matters in context. The app matches it to your family's own numbers for a real compatibility read. See Kostas's full reading →
Does Kostas go with your family's names?
Kostas breaks into 6 sounds: /K-AO-S-T-AH-S/. The real test isn't how it sounds alone — it's how it sounds beside the names already in your family: yours, your partner's, and any brothers or sisters. NameRoot scores that harmony, so Kostas sits naturally next to a Mum and Dad like Michael & Anna, or a big sister named Gianna — no awkward clashes, no two names that blur together. Hear Kostas beside your family's names →
Nicknames
Common affectionate forms of Kostas — useful for everyday family conversation, early childhood, or as standalone given names themselves.
Names similar to Kostas
If Kostas resonates with you, these names live in the same world — drawn from the same tradition, sharing the same meaning, or echoing a similar sound.
From the same tradition
Other Christian boy names, common in European families
Sharing the same meaning
Other Christian boy names from the Courage cluster
Names that sound similar
Christian boy names that open with the same syllables as Kostas
Explore more names
Keep exploring names like Kostas — by tradition, by meaning, or by first letter.
Common questions about Kostas
What does the name Kostas mean?
Kostas means "Steadfast, constant, the Greek everyman whose name echoes across every Mediterranean café — Kostas is the modern Greek short form of Konstantinos, the name that connects contemporary Greece to Emperor Constantine and the founding of Constantinople. It carries the warmth of Greek taverna culture, the philosophical heritage of Athens, the Orthodox faith of a nation that identifies Christianity with its own identity, and the Mediterranean sunshine of a name that sounds like summer vacation." It is a boy name of Greek origin, traditionally used in Christian families.
Is Kostas a boy or girl name?
Kostas is most commonly used as a boy name.
What is the origin of the name Kostas?
Kostas is of Greek origin, used in Christian tradition, commonly among European, Greek families.
Is Kostas a Christian name?
Yes. Kostas is a boy name traditionally used in Christian families, of Greek origin.
What does Kostas mean in Greek?
Kostas originates from Greek, where it means "Steadfast, constant, the Greek everyman whose name echoes across every Mediterranean café — Kostas is the modern Greek short form of Konstantinos, the name that connects contemporary Greece to Emperor Constantine and the founding of Constantinople. It carries the warmth of Greek taverna culture, the philosophical heritage of Athens, the Orthodox faith of a nation that identifies Christianity with its own identity, and the Mediterranean sunshine of a name that sounds like summer vacation."
What are common nicknames for Kostas?
Common short forms of Kostas include Kosi, Kost.
What is the numerology of Kostas?
Kostas has a Pythagorean destiny number of 4 — stability and disciplined work.
See how Kostas scores for your family
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