Girl

Sionann

SHEE-oh-nahn

Rare & Uncommon → Stable

✦ Meaning

“Irish goddess of the River Shannon, this mythological name carries Celtic mysticism and ancient water-spirit power.”

✦ Sionann is a rare name, not currently in the US top 1000.

Origin

Irish Gaelic

Syllables

3

Nicknames

SionNann

Style

EtherealStrongLiterary

Famous Bearers

  • Sionann Irish goddess
  • Sionn mythology

Collections

Literary Names → Mythological Names → Beautiful But Not Top 100 →

Similar Names

Morwenna

Celtic Rare & Uncommon

Isolde

Celtic Rare & Uncommon

Rowena

Old English Rare & Uncommon

Ariadne

Greek Rare & Uncommon

Sibling Name Ideas

Isolde

Celtic Rare & Uncommon

Morwenna

Celtic Rare & Uncommon

Ariadne

Greek Rare & Uncommon

Cormac

Irish Rare & Uncommon

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Cross-Cultural Notes

Strong presence in Irish and Celtic cultures

People Also Ask

Irish goddess of the River Shannon, this mythological name carries Celtic mysticism and ancient water-spirit power.

Sionann is not currently in the US top 1000, making it a genuinely rare choice. Usage has stayed pretty consistent over the past decade.

Popular nicknames for Sionann include Sion, Nann.

Names that pair beautifully with Sionann include Isolde, Morwenna, Ariadne, Cormac.