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By Sophie Kihm · Jul 2026

OO-nah

Oonagh

OriginVariation of Una, Irish
Meaning"lamb"
GenderGirl
NB Rank#3412

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About Oonagh

Variation of Agnes

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#642🫐 Nameberry

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Famous Oonaghs

  • Oonagh Anne McDonald

    British academic, businesswoman and politician

Oonagh in pop culture

  • Oonagh

    Queen of the Fairies in Irish mythology; wife of Fionn MacCool; had long golden hair which reached to the ground

  • Oonagh Mullarkey

    character in Marvel's "Motormouth" comics

Oonagh on more lists

6 Letter Girl Names
Names Ending in H for Girls
Two Syllable Names for Girls
Names That Mean Lamb

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