onomasti
21
May

Eleni

Ελένη

Helen, in English

Saints Constantine and Helen — honoured together as Equals-to-the-Apostles.

Origin

The story of Eleni

Eleni keeps 21 May — Saints Constantine and Helen, honoured together by the Church as Equals-to-the-Apostles.

The name is old and its origin is uncertain — a point worth keeping honest rather than smoothing over. Ἑλένη is Ancient Greek, usually traced to the Indo-European root *swel- — “to shine, warm” — and originally, it seems, the name of a solar deity. But no derivation is settled, and we would rather say so.

“Of uncertain origin — from a root that means to shine.”

onomasti · Eleni

Key facts

Eleni at a glance

Name day
21 May
This year · 2026
Thursday, 21 May
Next year · 2027
Friday, 21 May
Meaning
Ἑλένηof uncertain origin; usually traced to a root meaning “to shine, warm”
Patron of
Saints Constantine and Helen, Equals-to-the-Apostles

Make it yours

Learn Eleni

Say it

Ελένη

The accent shows the stress — your voice lifts on the highlighted letter.

In English letters: Eleni · Helen · Elena

Write it

Ελένη

Copy it and paste it anywhere you can’t type Greek — a text, a card, a cake.

Tell the kids

Pass it on. Tell them whose name they carry — and that this day is theirs to keep.

Χρόνια Πολλά

Send Eleni a Χρόνια Πολλά

Χρόνια Πολλά Ελένη 21 Μαΐου onomasti

A name day matters more than a birthday in a Greek family — and everyone sends Χρόνια Πολλά. Here is a card to send, and the correct Greek to write, whether or not you can type it yourself.

Warm — someone close

Χρόνια πολλά, Ελένη!The everyday wish — “many years”.
Να τα εκατοστίσεις!“May you live to a hundred” — the traditional wish, to someone close.

Formal — an elder, or with respect

Χρόνια πολλά και ευτυχισμένα!A fuller, warmer wish — “many years, and happy ones”.
Να τα εκατοστίσετε!“May you live to a hundred” — with respect, or to more than one person.

The card and the wishes are in Greek — the way you would actually send them. We never machine-translate; these are fixed, correct greetings, and the name is woven in only where Greek grammar lets us do it without guessing.

Variations

Forms & nicknames of the name

One name takes many forms — the formal, the everyday, the affectionate, and the spellings that travelled abroad. Each has its own page here, and all share the same day.

English & romanised

you are hereEleni ElenaHelen

Know another form?

Missing a form your family uses? Add it — a person reviews every submission before anything is published.