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  • Fionn
  • Shea
Side-by-side comparison of Fionn, Shea
FieldFionnShea
Record typeEditorially researched profileEditorially researched profile
Gender usagemalemale
MeaningTraditionally interpreted as 'white' or 'fair', extending in Old Irish usage to 'bright' and figuratively 'true, just'. Strongly associated with the mythological hero Fionn mac Cumhaill.The Anglicized form of Séaghdha, occasionally used as a feminine name as well.
OriginIrishIrish
Pronunciation/ˈfɪn//ˈʃeɪ/
Syllables11
Common variants / nicknamesNot yet recordedSé, Séaghdha, Shay
Recorded regional usageGB-ENW, GB-NIR, GB-SCT, IEGB-ENW, GB-NIR, GB-SCT, IE
Most recent popularity observationRepublic of Ireland · Boys #6 (2025)Republic of Ireland · Boys #125 (2025)
Pronunciation clarity (demonstration score)90/10090/100
Spelling simplicity (demonstration score)94/10095/100
International familiarity (demonstration score)100/100100/100
Data Confidencemediumhigh

What the data shows

  • Both Fionn and Shea share a recorded Irish origin.
  • Fionn and Shea both have 1 syllable.
  • Fionn's recorded meaning differs from Shea's — see the table above for each.
  • Both names have recorded usage in GB-ENW, GB-NIR, GB-SCT, IE.
  • The available evidence gives Fionn a "medium" Data Confidence level and Shea a "high" level — this reflects how complete and corroborated the underlying evidence is, not a judgement of either name.

Name rivalries — pairs whose positions genuinely passed each other →

Curated comparisons

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Freya vs Isla

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Alexander vs Magnus

Both carry regal, 'strength'-adjacent meanings and centuries of royal usage — Alexander is the more internationally familiar choice, Magnus the more distinctive.