Donal Reagh Kavanagh

✓ DOCUMENTED (Wikipedia 'Piers Butler, 8th Earl of Ormond' (citing Cokayne Complete Peerage VI, Lodge, DIB, Dunboyne Butler Family History); read 23 Jul 2026.): DONAL REAGH KAVANAGH MacMURROUGH (1396-1476), KING OF LEINSTER (Mac Murchadha Caomhánach); father of Sabh (our line). Of the Uí Cheinnselaig royal house of Leinster - descendant of DIARMAIT MacMURCHADA (I99610, already an ancestor via Aoife/Orlacan) through Diarmait's son Domhnall Kavanagh; the intervening Kavanagh Kings of Leinster are documentable (O'Hart / the annals) and would CLOSE THE LOOP back to Diarmait. Top of this wired MacMurrough rung. Direct ancestor. Added 23 Jul 2026.