*John Hiatt (Hiett)
born 1696 Bucks County, Pennsylvania
died 26 October 1764 Capon Falls, Hampshire County, Virginia (now West Virginia)
buried 4 December 1764 Hampshire County, Virginia (now West Virginia)

father:
*John Hiatt
born 1674 Glastonbury, Somersetshire, England
died probably 1761 Frederick,County, Virginia (one source says 1726 Bucks County, Pennsylvania)
probably buried 1761 Opequon Church Cemetary, Frederick County, Virginia

mother:
*Mary Lois Smith
born 1677 Glastonbury, Somersetshire, England
died 1745 Bucks County, Pennsylvania
married 1695 England

siblings:
William Hiatt born 1700 probably Pennsylvania
christened Pennsylvania
died 16 June 1767 4 March 1767, Jefferson County, West Virginia
Elisha Hiatt born about 1702
Mary Hiatt born about 1704 probably Pennsylvania
Sarah Hiatt born 1704 Bucks County, Pennsylvania
Thomas Hiatt born about 1704
Rebecca Hiatt born 1706 Bucks County, Pennsylvania
William Hiatt born 1706 Doylestown, Bucks County, Pennsylvania
died 16 June 1766 Frederick County, Virginia

spouse:
*Rachael Wilson
born 28 February 1698 Kendal, Westmoreland, England
died 1746 Frederick County, Virginia
buried Frederick, Virginia
married 1722 Bucks County, Pennsylvania

children:
*John Hiatt born 1722/23
died 28 December 1790 Opechon, Frederick County, Virginia
buried Hopewell, Fredrick County, Virginia
George Hiatt born 1 April 1723 Doylestown, Bucks County, Pennsylvania
died 28 December 1793 New Garden, Guilford, North Carolina
buried Surry, North Carolina
Catherine Hiatt born 1726 Doylestown, Bucks County, Pennsylvania
died 1792 Stokes, North Carolina
Mary Hiatt born 1728 Doylestown, Bucks County, Pennsylvania
died 1786 Hampshire County, Virginia (now West Virginia)
Margaret Hiatt born 1727/28 died 1826 Rockingham County, Virginia
buried Rockingham, Virginia
Ann Hiatt born 1730 Frederick County, Virginia?
Joseph Hiatt born 1732 Lancaster, Bucks County, Pennsylvania?
died after 1820 Frederick County, Virginia
William Hiatt born 28 November 1735 Orange County, Virginia (now Jefferson County, West Virginia)
died 28 November 1834 Henry, Indiana

biographical and/or anecdotal:

notes or source:
LDS
http://www.knowitnow.com/hyatt/ged/main22.html#last
Several sources site the father as:
*Jost (Justus) Hiatt (Hiett, Heydt)
born 5 December 1685 Bonfeld, Wurttenburg, Neckar Valley, Kraichgau, Germany
christened 6 December 1685 Bonfeld, Wurttenburg, Neckar Valley, Kraichgau, Germany
died 1726 Bucks County, Pennsylvania
with the same mother but the dates don't support this.

Hinshaw Encyclopedia of American Quaker Genealogy