Fitzgerald: MacShane and O'Neill connection

[Miles Hispaniae]

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If any Fitzgerald matches this haplotype i would be appreciated to hear any info on the family history.

There is a strong possibility of a O'Neill and Mac Shane and Fitzgerald assumption of surnames.


1. John Fitzgerald, the Earl of Desmond, had a younger son named Gerald Fitzgerald, Lord of the Decies. Gerald (Gearoid) Fitzgerald took the surname MacShane because of his father John (Gaelic Seain).  Sir. Gerald Fitzgerald now Sir Gerald MacShane was a powerful lord in Ireland and spoke no English.
2.   Sir Gearoid Fitzgerald became the 8th Earl of Kildare and Lord Deputy and Lord Justice of Ireland he ruled for 33 years.
3.   In 1504 Sir Gearoid Fitzgerald obtained complete victory of the Irish Chiefs in Connaught.
Conn ‘Baccach’ O’Neill  1480 - 1559, 1st earl of Tyrone, was the grandson of Thomas Fitzgerald, 7th Earl of Tyrone, through his mothers Lady Elinor Fitzgerald wife of Con mor O’Neill.