Coirpre mac Cormaic
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Coirpre mac Cormaic appears in the king-lists as King of Leinster, dying in 546. As with his father, the title is probably retrospective polish; the descent itself is what the genealogies preserve.
Research notes
*** CURRENT GRADE - READ FIRST (15 Sep 2026): filiation ✓-per-genealogies; kingship ~ retrojected; d.546 = king-list date. *** ✓ DOCUMENTED (Source: the Uí Fáeláin / Uí Dúnlainge royal genealogy of Leinster, attested in the Irish Annals and the medieval tracts (Book of Leinster; Rawlinson B502 - Genelach h-Úa n-Dúnlainge); supplied 23 Jul 2026.): COIRPRE MAC CORMAIC, KING OF LEINSTER; d. 546. Father of Colman Mar. Direct ancestor. Added 23 Jul 2026. || REGRADED 15 Sep 2026: as his father and grandfather - genealogy-carried rung, king-list title and d. 546 retrospective; kingship ~.