Ireneusz

boyGreekChristian

Ireneusz is a Christian boy name of Greek, via Latin and Polish origin, meaning “Peaceful”.

MeaningPeaceful
GenderBoy
OriginGreek, via Latin and Polish
Pronunciationee-reh-NEH-oosh
TraditionChristian
Used inPoland

Meaning and origin of Ireneusz

Ireneusz is the Polish form of Irenaeus, from the Greek Eirenaios, derived from eirene, peace. It is the masculine counterpart of Irena. The name is often shortened to Irek. It was fairly popular in Poland in the 1960s and 1970s. Irenaeus wrote an influential work against heresies and is regarded as one of the first great theologians of the Church.

Is Ireneusz a Christian name?

The name honours St Irenaeus of Lyon, a second-century bishop and early Church theologian, and is used by Catholic families.

How popular is Ireneusz?

Known in Poland, mostly among middle-aged and older men.

Gifts with the name Ireneusz

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Spellings and variants of Ireneusz

IrenaeusIrenejIrek

Names similar to Ireneusz

IrenaTadeuszMariuszDariusz

More Christian boy names

Frequently asked questions

What does the name Ireneusz mean?

Ireneusz means 'Peaceful'. It is of Greek, via Latin and Polish origin.

Is Ireneusz a Christian name?

The name honours St Irenaeus of Lyon, a second-century bishop and early Church theologian, and is used by Catholic families.

How do you pronounce Ireneusz?

Ireneusz is pronounced ee-reh-NEH-oosh.

Is Ireneusz a boy or girl name?

Ireneusz is usually a boy name.

Updated October 2026. Spotted a mistake? Tell us.