Christopher Barnewell. 12 Generations. 45 People. 1 Countess. 6 Viscounts. 2 Baronesses. Additional Surnames: Barnewell.

Robert Bateson 1st Baronet. 5 Generations. 11 People. 6 Barons. 1 Baroness. 1 Baronet.

Richard Boyle 1st Earl Cork. 10 Generations. 90 People. 1 Duchesses. 10 Countesses. 20 Earls. 3 Viscountesses. 2 Viscounts. 2 Barons. 4 Baronesses.

Edward Brabazon 1st Baron Ardee. 12 Generations. 24 People. 15 Earls. 2 Countesses. 1 Baron.

St John Brodrick of Ballyannan in Cork. 10 Generations. 22 People. 2 Earls. 10 Viscounts.

Valentine Browne. 13 Generations. 19 People. 7 Earls. 1 Baroness. 5 Baronets. Additional Surnames: Browne.

Walter Burgh. 11 Generations. 50 People. 1 Queen Consort. 1 Duchesses. 1 Bishop. 4 Countesses. 4 Earls. 1 Baroness. 1 Baron.

Ulick Fionn Burke 6th Lord Clanricarde. 13 Generations. 30 People. 1 Duchesses. 1 Marchioness. 3 Marquesses. 3 Countesses. 12 Earls.

Francis Burton. 11 Generations. 47 People. 8 Marquesses. 2 Countesses. 4 Earls. 2 Baronesses. 6 Barons. 5 Ladies. Additional Surnames: Conyngham, Denison.

Charles Doyle of Bramblestown in County Kilkenny. 8 Generations. 10 People. 3 Barons. Additional Surnames: Doyle, North.

Walter FitzOther. 22 Generations. 178 People. 7 Dukes. 8 Countesses. 34 Earls. 2 Viscountesses. 7 Barons. 5 Baronesses. 1 Lady.

Richard Fitzwilliam. 11 Generations. 19 People. 1 Earl. 1 Countess. 8 Viscounts. 1 Baroness. Additional Surnames: Fitzwilliam.

Thomas Fortescue. 7 Generations. 11 People. 1 Marchioness. Additional Surnames: Fortescue.

John Foster 1st Baron Oriel. 7 Generations. 9 People. 6 Viscounts. 1 Baron. Additional Surnames: Foster Aka Skeffington.

Lieutenant Colonel George Gough. 6 Generations. 8 People. 5 Viscounts.

Richard Guinness. 9 Generations. 42 People. 3 Marchionesses. 4 Earls. 4 Barons. 1 Baroness. 4 Baronets.

Richard Hare. 8 Generations. 21 People. 1 Marchioness. 1 Countess. 6 Earls. 1 Lady.

Francis Hely of Gertrough. 9 Generations. 11 People. 8 Earls. Additional Surnames: Hely.

Samuel Hoare. 6 Generations. 10 People. 1 Viscount. 1 Baroness. 1 Baronet. Additional Surnames: Hoare Ireland.

David La Touche. 3 Generations. 6 People.

Nicholas Le Poer. 11 Generations. 14 People. 3 Earls. 1 Countess. 4 Barons. Additional Surnames: Power.

Bishop John Leslie. 10 Generations. 13 People. 1 Marchioness. 4 Baronets. Additional Surnames: Leslie.

Edward Loftus of Swineside. 8 Generations. 29 People. 1 Marchioness. 3 Earls. 1 Viscountess. 5 Viscounts. 1 Lady.

Galbraith Lowry aka Lowry-Corry. 6 Generations. 14 People. 2 Countesses. 4 Earls. 1 Baron. Additional Surnames: Lowry Corry.

Robert Maude 1st Baronet. 6 Generations. 20 People. 1 Countess. 1 Earl. 3 Viscounts. 1 Baron. 1 Baroness. 1 Baronet.

Henry Conyngham Montgomery 1st Baronet. 3 Generations. 7 People. 1 Lady. 5 Baronets. Additional Surnames: Montgomery Of Donegal.

Edward Moore of Mellifont. 13 Generations. 37 People. 3 Marquesses. 8 Earls. 1 Countess. 1 Viscountess. 2 Viscounts. 1 Lady.

John Moore. 8 Generations. 14 People. 5 Earls. 1 Lady. Additional Surnames: Moore.

Christopher Nugent. 5 Generations. 18 People. 1 Countess. 1 Earl. 1 Baron.

Michael Nugent. 10 Generations. 15 People. 1 Earl. 2 Baronesses. 1 Lady. 6 Baronets. Additional Surnames: Nugent.

Connor O'Brien King of Thomond. 8 Generations. 19 People. 1 Marchioness. 2 Countesses. 5 Earls. 1 Viscountess. 2 Baronesses.

Dermod McMurrough O'Brien 5th Baron Inchiquin. 8 Generations. 34 People. 3 Marquesses. 4 Countesses. 4 Earls. 1 Baron. Additional Surnames: Obrien.

Reverend Stackpole Pery. 8 Generations. 13 People. 6 Earls.

Christopher Plunkett 1st Baron Killeen. 18 Generations. 45 People. 1 Countess. 5 Earls. 1 Baroness. 26 Barons. 1 Lady.

Richard Plunkett of Beaulieu. 6 Generations. 12 People. 6 Barons. Additional Surnames: Plunkett.

William Conyngham Plunket 1st Baron Plunket. 7 Generations. 14 People. 9 Barons. 1 Lady. Additional Surnames: Plunkett.

Robert Preston 1st Baron Gormanston. 10 Generations. 16 People. 7 Viscounts. 1 Baroness. 3 Barons. Additional Surnames: Preston.

Valentine Quin. 8 Generations. 20 People. 2 Marchionesses. 7 Earls. 1 Baroness. 1 Lady. Additional Surnames: Quin, Wyndham Quin.

Abel Ram. 4 Generations. 7 People.

John Rawdon 1st Earl Moira. 4 Generations. 21 People. 4 Marquesses. 1 Marchioness. 5 Countesses. 1 Earl. 1 Baroness.

Edward Roche. 5 Generations. 6 People. 1 Countess. 4 Barons.

Niall of the Nine Hostages High King of Ireland. 17 Generations. 34 People. 1 Queen Consort.

Richard St George. 7 Generations. 16 People. 1 Baron. 1 Baronet.

Christopher aka Stephen St Lawrence 1st Baron Howth. 16 Generations. 27 People. 3 Earls. 1 Countess. 2 Baronesses. 14 Barons. 1 Lady.

William Stewart of Ballylawn in County Donegal. 10 Generations. 38 People. 1 Duchesses. 10 Marquesses. 2 Countesses. 2 Viscountesses. Additional Surnames: Stewart, Vane, Vane Tempest, Stewart Of Donegal, Vane Tempest Stewart.

Thomas Taylour 1st Earl of Bective. 6 Generations. 15 People. 3 Marquesses. 2 Barons. 1 Painter.

William Trench 1st Earl of Clancarty. 5 Generations. 6 People. 5 Earls. Additional Surnames: Le Pouer Trench.

William Vesey. 11 Generations. 28 People. 1 Marchioness. 6 Viscounts. 1 Baron. 2 Ladies. 1 Baronet.