The immigrant ancestor was Bartholomew Ponsonby PACK born abt.1811 in Ireland, died 21 January 1890 in New York, NY . (Source: Death Certificate #3908, NYC).  He married Jane SALISBURY,  (born abt. 1817 in Ireland, died 1901 in NYC), and they and their children left Ireland for NY in 1860.  (Source: 1860 & 1870 Census)

         His father was  Rev. Bartholomew PACK, born abt. 1770 in County
Carlow, Leinster, Ireland; (Source:  Burtchaeli & Sadleir, Ed., Alumni
Dublinenses: A Register of the Students, Graduates, Professors and Provosts of Trinity College in the University of Dublin (1593-1860),  Dublin, Alex.  Thom & Co., Ltd., 2 Crow Street, 1935, New Edition, p.649, "Jan. 27, 1787, aged 17,  b. Co. Carlow, son of Richard, Clericus"), died 1849, married Barbara HARTY of St. Mary's Parish, Kilkenny, Ireland on 18 July 1800.  Rev. PACK received his B.A. from Trinity College in 1791, his M.A. in 1823. His eldest  daughter,  Anne Catherine Pack, born 1800-1805; died  23 May 1866.  She married George Washington BRAZIER-CREAGH  of Creagh Castle, Doneraile, Co. Cork 31 July 1822. (Source: Burke's Landed Gentry of Ireland,  p.188.).

       Rev. Bartholomew PACK was the son of Rev. Richard PACK and Mary PERCY of Ballintemple, King's Co., Ireland. Rev. Richard PACK was born abt. 1734 in Kilkenny, Ireland  and died March 1781. He received his BA from Trinity College in 1752, his M.A. in 1773, and an L.L.D. in 1774. He was Treasurer of Leighlin Cathedral, 1771-81, and  Principal of Kilkenny College. His children were:

Thomas (1757-1791)

Rev. Anthony (1759-1842)

Richard, Samuel

Percy

Bartholomew

William

George

Mary TUCKER

Jane PAUL

Anne

(Sources:
Alumni Dublinenses; Will of Mary Percy Pack, 1793 from Betham's Abstracts;
Burke, The  Landed Gentry of England & Ireland,  (6th Ed.), p.1221; J.B.
Leslie's Ossory Clergy and Parishes)
 

       Rev. Richard PACK was one of three sons of Thomas PACK  (?-1758),
Merchant, of  Ballinakill, Queens Co. [Laois],  Ireland , who married a Miss
KILEY or KELLY.   His brothers were:
      (1) Rev. Thomas PACK, Dean of Ossory, born abt. 1720 in Queens County, [Laois], Ireland; died 26 May 1795 in Kilkenny, Ireland, md. 14 March 1766 Catherine, dau. and heiress  of Denis SULLIVAN , Esq. of Castledown, Berehaven. He had issue: Thomas PACK (1769-1786);
Catherine Anne PACK,  (1772- 1844); Anne PACK (1773-1795); Maj. Gen. Sir Denis PACK , K.C.B., born 07 October 1775 in Kilkenny, Ireland; died 24 July 1823 in Wimpole Street, London, UK.
      (2) Samuel PACK of Dublin, md. Jane CADDELL. He had issue: Samuel PACK, H.E.I.C.S. (Hon. East India Company's Servant), born Abt. 1757 in Dublin, Ireland; Jane, md. James LEA , Esq.; Eleanor, md. Philip CRAMPTON.  (Sources: Alumni Dublinenses; Burke, The Landed Gentry of England & Ireland,  (6th Ed.), p. 1221; Burke, The Landed Gentry of Ireland, 1958, p.76; The Dictionary of National Biography, to 1900, Vol. XV Owens - Pockrich, p.25; Graves & Prim, The History, Architecture, and Antiquities of the Cathedral Church of St. Canice, Kilkenny - Chapter II: Inscribed Monuments, p.332; Joseph Jackson Howard, L.L.D. & Frederick Arthur Crisp, ed., Visitation of England and Wales, Vol 8,  (Privately  printed, 1899), p.165)
 

Footnote for those interested in Sir Denis Pack. Children of Denis Pack and Elizabeth Beresford are:

i.  Arthur John Reynell-Pack , C.B., born 05 May 1817, died 17 August 1860.

ii.   Denis William Pack-Beresford , Esq., born 07 July 1818, died 28 December 1881 in Fenagh, Carlow, Ireland.

iii.  Anne Elizabeth Pack, born 13 April 1820 in Plymouth, Devon, England, died 18 September 1889 in Springfield,  Ipswich, Suffolk, England.

iv.  Elizabeth Catherine Pack, born 08 December 1822 in Plymouth, Devon, England,  died 03 July 1903.

(Sources: Burke, The Landed Gentry of  England & Ireland,  (6th Ed.), p.1221; The Plantagenet Roll of the Blood Royal;  Joseph Jackson Howard, L.L.D. & Frederick Arthur Crisp, ed., Visitation of  England and Wales, Vol 8,  (Privately Printed, 1899);  Burke, Landed Gentry of Ireland, 1958, p.76; The Dictionary of National Biography, to 1900,  Vol. XV Owens - Pockrich)

Additional information from J. B. Leslie, "Ossory clergy & parishes" (Enniskillen, 1933) & J.B. Leslie, "Leighlin clergy & parishes" (not published, Rep. Church Body Lib., Dublin).
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