Mark Keith

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Mark Keith, whose ancestry is unknown (or not traced here), was born at Washington, Connecticut, say 1780.1 He died at Plattsburg, Clinton Co., New York, in or shortly after August 1814.2

Mark married Percy Leach, daughter of Reverend Richard Leach and Mary Strong, say 1803.3


Percy Leach b. 3 Sep 1782, d. 2 Sep 1847
  • Mary Strong Keith4,5 b. 12 Dec 1804
  • Harriet Keith5,4 b. 9 Jan 1806
  • Elizabeth Reynolds Keith5,4 b. 10 Oct 1807
  • George Keith5,4 b. 7 Jan 1809
  • Frederick Keith5,4 b. 15 Apr 1810
  • Amarillis Keith5,4 b. 12 Jul 1812
This person was last edited on10 May 2022


  1. [S1032] Connecticut, Probate Files Collection, Early to 1880, Litchfield District, File #3236, FHL microfilm 1022344, further cited as Connecticut Probate Files.
  2. [S2486] U.S., Army, Register of Enlistments, 1798-1914,, Internet database online at, Operations Inc.: Provo, Utah, 2007, 1798 - May 17 1815, I-L, 131; original data: Register of Enlistments in the U.S. Army, 1798-1914; (National Archives Microfilm Publication M233, 81 rolls); Records of the Adjutant General’s Office, 1780’s-1917, Record Group 94; National Archives, Washington, D.C.
  3. [S226] Frank M. McMath, Memorials of the McMath Family: Including a Genealogical Account of the Descendants of Archibald McMath Who Was Born in Scotland About the Year 1700 (Detroit, Michigan: Speaker Printing, 1898), 178-179, further cited as McMath, McMath Family.
  4. [S254] Washington, Connecticut, Records of Births, Marriages, and Deaths, 1742-1854, 62, FHL microfilm 1517000, further cited as Washington, CT Vital Records.
  5. [S377] Connecticut, Probate records, 1743-1917, Litchfield District: 10:677, FHL microfilm 4735, further cited as Litchfield, CT Probate.