COURTENEY COX TO BRIAN BORU

Brian Boru, High King of Ireland is Courteney Cox's 28th great grandfather.

Courteney Cox 
→ Cox (Bass) 
her mother → Samuel Bruce Bass 
her father → Samuel Bruce Bass 
his father → Robert Emmett Bass, M.D.
his father → Martha Elizabeth Bass
his mother → James R. Gates
her father → James Gates
his father → Susannah Gates
his mother → Edward Eppes
her father → John Eppes, Sr.
his father → Marie Eppes
his mother → Thomas Pawlett, of "Argall's Gift"
her father → Nicholas Pawlett
his father → Sir Hugh Poulet, Gov. of Jersey
his father → Amyas Paulet
his father → Elizabeth Paulet
his mother → Sir John Denebaud Kt.
her father → Joan Denebaud
his mother → Claricia Brent
her mother → Adam de la Ford
her father → Maud Matilda de Ferrers
his mother → Sibyl Marshal, Countess of Derby
her mother → Isabel de Clare, heiress of Pembroke
her mother → Eva of Leinster, countess of Stirgoil
her mother → Dermot II MacMurrough, King of Leinster
her father → Donnchad mac Murchada, King of Leinster and Dublin
his father → Murchad Mac Diarmata O Cheinnselaig
his father → Derbforgaill mac Briain
his mother → Donnchad, King of Munster
her father → Brian Boru, High King of Ireland
his father

https://www.geni.com/people/Brian-Boru-High-King-of-Ireland/6000000002043263223