of Cahir Guillamore, co. Limerick, and Baron O'Grady, of Rockbarton


The family of O'Grady claims a common descent with that of O'Brien, from the ancient monarchs of Ireland. In the interval between 1276 and 1310, the chieftainship of the clan was vested in

DONALD O'GRADY, who fell in battle 1309, leaving issue

HUGH O'GRADY, who acquired by marriage with the dau. and heir of O'Kerwick, Chief of Anlan Cliah, the lands of Kilballyowen 1309, which have since remained the principle residence of his descendants. His son and heir

WILLIAM O'GRADY, of Kilballyowen, m. Elizabeth Fitzgerald, dau of the Knight of Glin, and was the father of

DANIEL O'GRADY, of Kilballyowen, m. a dau. of O'Hine, Lord of Cahinelly Castle, and had issue

TEIG O'GRADY had issue

MATHEW O'GRADY, of Kilballyowen, m. Alicia. dau. of Thomas Fitzgibbon, the White Knight, and had issue

DONOGH O'GRADY, of Kilballyowen, by an extant dees dated 1612 made a settlement of his estates on his three sons. m. Margaret dau. of Sir Thomas Browne, Knt. of Camas, co. Limerick, and had issue

DARBY O'GRADY, of Kilballyowen, co. Limerick, eldest son of Donogh O'Grady ; m. in 1633, Faith, dau. and co-heir of Sir Thomas Standish, Knt. of Sandon-Chapel, co. Surrey, and Bruff, co. Limerick; and left issue

The eldest son,
THOMAS O'GRADY, of Kilballyowen, m 1st Frances, dau. of John Anketell, of Farriby, Esq.,by his wife Lady Lucy Touchet, eldest dau. of 2nd Earl of Castlehaven, and had issue,

Thomas O'Grady married 2ndly 1680, Mrs Ellice Everard, dau. of John Walsh, of co. Tipperary.

The eldest son,
JOHN O'GRADY, of Kilballyowen,

His eldest son by this marriage,

STANDISH O'GRADY, of Cahir Guillamore, Esq., acquired that seat by marriage with Honora, dau. and co-heir of Jeremiah Hayes, Esq. see will below, by whom he had issue,

JOHN, of Cahir Guillamore, - Burkes recorded that he died withouth male issue and gives no details, however other pedigrees have that he married

; and DARBY. The latter,

DARBY O'GRADY, Esq. of Mount Prospect co. Limerick, high-sherriff in 1785, m. 1763, Mary, dau. of James Smyth, Esq., and d. in 1804, at Newtown Pery, aged 66 (Freeman's Journal - 5th Apr 1804), leaving, with several daus. Other notes: Mary d. 13 Jan 1809 at Georges St, aged 63 and buried at the family vault at Knockany. Parents of,

The eldest son,

His lordship d. 21 April 1840, and was s. by his eldest son,

The viscount d. 22 July, 1848, and was s. by his eldest son,

The viscount d. 10 April, 1860, aged 27 at Dover St. (Obit in Gentleman's Magazine) and was s. by his next brother,

The viscount d.s.p. 29 July, 1877, when he was s. by his brother,

He was suc. by his brother,

Who was suc. by his cousin,

Who was suc. by his cousin,

Notes :

1) This Viscount O'Grady Lineage shows Carew Smyth O'Grady dying as a single person, whereas THE O'Grady Line has Carew Smyth O'Grady , 5th son of Darby O'Grady marrying an Isabella O'Grady, daughter of Standish de Courcy O'Grady.

2) Limerick Registry of Deeds, Dublin Abstracts of Wills, Volume I, 1708 to 1745. 1956.
Reprint, Baltimore: Genealogical Publishing, Co., Inc., 1996.

487 HAYES, JEREMIAH, Cahirquillymore, Co. Limerick.   31 Aug. 1732. Narrate, 1 1/2 p., 5 Nov. 1733.
His wife, her two daughters. His brother Daniel Hayes and his nephew John FitzGibbon, trustees. His eldest daughter Margaret Blen[n]erhassett. Hisgrandson Hayes Blen[n]erhassett. His daughter Honoria Grady. His son[-in-law] [Standish] Grady. His brother William Hayes. His sister Mary Terry. His nephew Patrick Furnell. Desires to be buried in the old church of
Lands of Cahirquillymore, Ballynanty, Knockstephen, Farantlaba. and farm of Knockdromrooe in B. Connello [Co. Limerick]. His farm of Knockbrack and Rathbrassill, Co. Cork.

Witnesses: Patrick Terry, Limerick, Doctor in Physick, John Nihell, Glasscrione [? Glascloon], Co. Clare, gent., Ignatius Terry, Bohargeely, Co.
Limerick, yeoman, Michael Hannan, Limerick, yeoman.

Memorial witnessed by: Ignatius Terry, Thomas Hopkins, Limerick, merchant.

Creation - 28 Jan.1831
Arms - Per pale, gules and sabre, three lions, passant-guardant, per pale, argent and or, the centre lion charged on the side with a portcullis, azure. Crest - A horse's head, erased, argent, charged with a portcullis, azure. Supporters - Two lions, guardant, per fesse, argent and or, each charged on the shoulder with a portcullis, az. Motto - Vulneratus non victus.
Seat - Cahir-Guillamore, near Kilmallock. co. Limerick.


- Burkes Peerage and Baronetage

- Standish James O'Grady, The Man and The Writer , 1929, Hugh Art O'Grady, professor of Transvall University College, Pretoria

Crum-Ewing tree showing the Lord Kelvin connection at

Tom Paterson (last updated 13 Oct 2018 - connected John Crocker to the correct Honora O'Grady)