MO
More O'Brien
Vitals
Family
Children
Research notes
✓ More, da. of Donogh O'Brien, of Carrigogunnell, co. Limerick; wife of Sir John of Desmond (d.1536); mother of James FitzJohn, 13th Earl of Desmond (CP IV p.249: 'being 2nd but 1st surv. s. and h. male of Sir John of Desmond, by More, da. of Donogh O'Brien, of Carrigogunnell'). The O'Briens of Carrigogunnell were a cadet branch of Thomond (Pobblebrien); her father not wired. Source: Complete Peerage 2nd edn vol. IV (1916), 'Desmond' pp.232-250 (article by G.W. Watson), read 25-26 Oct 2026 (archive.org djvu text). [DIRECT ANCESTOR OF THE COMPILER: flag added 26 Oct 2026 by walking the tree from Aynsley, so that this marker is reliable and can be searched.]