Fanny de Costobadie1 
- [S4567] Bill Norton, “re: Pitman Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 6 April 2010 and 19 April 2011. Hereinafter cited as “re: Pitman Family.”
Ackroyd Palliser de Costobadie1 
Children of Ackroyd Palliser de Costobadie and Mary Anne Stevens
- Hilda Frances de Costobadie1 b. 1878
- Hugh Palliser de Costobadie+1 b. 1880, d. 1918
- Vincent Ackroyd Palliser de Costobadie1 b. 1883, d. 14 Feb 1959
- Mary Louise de Costobadie1 b. c 1888, d. 1959
- Eileen L. de Costobadie1 b. 1890
- [S4567] Bill Norton, “re: Pitman Family,” family provided evidence then verified by subsequent research and verification by BENR (101053), 6 April 2010 and 19 April 2011. Hereinafter cited as “re: Pitman Family.”
Elizabeth Bowen1
Her married name became Freeman.1
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 35. Hereinafter cited as The New Extinct Peerage.
James Freeman1
He lived at Gishiden, County Mayo, IrelandG.1
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 35. Hereinafter cited as The New Extinct Peerage.
Alice Bowen1 
Her married name became Butler.1
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 35. Hereinafter cited as The New Extinct Peerage.
Pierce Butler1 
He lived at Castle Cromer, County Kilkenny, IrelandG.1
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 35. Hereinafter cited as The New Extinct Peerage.
Susan Bowen1
Her married name became Hovenden.1
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 35. Hereinafter cited as The New Extinct Peerage.
Robert Hovenden1
He lived at Ballyfoile, County Laois, IrelandG.1
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 35. Hereinafter cited as The New Extinct Peerage.
Mabel Bowen1
Her married name became Hetherington.1
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 35. Hereinafter cited as The New Extinct Peerage.
Robert Hetherington1
He lived at Boherard, County Laois, IrelandG.1
- [S21] L. G. Pine, The New Extinct Peerage 1884-1971: Containing Extinct, Abeyant, Dormant and Suspended Peerages With Genealogies and Arms (London, U.K.: Heraldry Today, 1972), page 35. Hereinafter cited as The New Extinct Peerage.