The family patriarch, John Gedney (originally of Norwich), sailed in 1636 out of Yarmouth, England on the Mary Anne.
During the 18th century, the family moved to Westchester County, New York, settling at Mamaroneck and White Plains.
Ironically, the 6th Lord Fairfax's father had hired George Washington to survey this land (giving the general a familiarity with the area that must have proven useful during the war if not in the disposition of the spoils after the war).
[3] The land of Joshua Gedney, in Dutchess County along the Hudson River, was similarly seized and auctioned, eventually ended up in the hands of the Vanderbilts and President Franklin D. Roosevelt.
Joshua Gedney and his brother Joseph were forced to change their names to Gidney and to flee from New York to New Brunswick and Nova Scotia in 1783.