1G. W. Johnson, Esq., William Johnson and his Descendants, NEHGR Vol. 33, p. 334-336 (Jul. 1879).
"6. JONATHAN6 JOHNSON, third son and fifth child of William Johnson of Charlestown, was baptized there August 14, 1641, and doubtless was born a few days before.
. . .
In his 23rd year he married, Oct. 14, 1663, Mary Newton, his sole wife, by whom he had three children. . . .
His wife died Dec. 28, 1728, in her 85th year.
. . .
Children of Jonathan:
1. MARY, b. Sept. 9, 1664; m. 1686, John Matthews, M.D. She d. June 22, 1710, aged 46 years, leaving issue.
ii. WILLIAM, b. Dec. 15, 1665; m. first, about 1688, Hannah Larkin, who d. Dec. 18, 1696; he m. second, Hannah Rider. He d. June 5, 1754, in his 89th year, leaving issue by both wives.
iii. JONATHAN, b. Jan. 2, 1667-8; m. 1689, Mary Kerley. She d. 1741, aged 75 years. He was slain by the Indians, Oct. 12, 1708, in his 41st year, leaving issue.".
1Jon Wardlow, Revisiting the family of Gershom2 Flagg of Woburn, Massachusetts, NEHGR, Vol. 163, pp. 161-163 (Jan. 2009).
Documenting the family of Gershom Flagg with Hannah (not Keyes). Hannah Keyes married a different Gershom( b. 11 May 1702, the son of Benjamin Flagg).
"2. GERSHOM3 FLAGG (Gershom2, Thomas 1) was born at Woburn,Massachusetts, 10 March 1669 [1668/69]. He died there 24 August 1755. [23] He married by 1694 HANNAH _____,[24] born probably about 1670, died at Woburn 4 January 1741 [1740/1].[25]
Gershom's will was dated 19 October 1754 and proved 13 June 1757;[26] . . .
Known children of Gershom3 and Hannah (_____) Flagg, order of last four uncertain:
i. HANNAH4 FLAGG, b. probably at Woburn ca. 1694, as she d. 19 Nov. 1776 in her 83rd year;[27] m. Woburn 2 Feb. 1715/6 STEPHEN WESSON of Reading, Mass.[28]
ii. ELIZABETH FLAGG, b. Woburn 22 May 1696;[29] m. Woburn 26 Jan. 1721 [1720/1] JOB BROOKS of Concord, Mass.[30]
iii. GERSHOM FLAGG, b. Woburn 22 Nov. 1698;[31] m. Woburn 11 July 1700.[32]
iv. ZACHARIAH FLAGG, b. Woburn 20 June 1700;[33] m. (1) Woburn 2 Jan. 1733 [/4] MARY GARDNER of Charlestown, Mass.;[34] m. (2) (Middleton, Mass., 12 July 1753 MARY FULLER.[35]
v. GERSHOM FLAGG, b. Woburn 25 Jan. 1701[/2];[36] m. (1) by 1728[37] MARTHA JOHNSON.[38] who d. Woburn 5 Feb. 1737[/8];[39] m. (2) (int. Woburn 24 April 1741) BETTY TIDD of Lexington, Mass.[40]
vi. ELEAZER FLAGG, b. ca. 1704, probably at Woburn, as he d. 14 Aug, 1757 "in his 54th y.";[41] m. Medford, Mass., 2 June 1725 HANNAH KNIGHT of Woburn.[42]
vii. SAMUEL FLAGG, named after Eleazer in his father's 1754 will, b. probably at Woburn. He was probably the Samuel Flagg of Boston who moved to Connecticut by 1730, and founded the Flagg family of Hartford.[43] That Samuel was b. ca. 1705 as he d. "April 30th, 1757 in the 53rd year of his Age."[44] having m. at Wethersfield, Conn,. 24 Dec. 1730 SARAH BUNCE.[45]
viii. BENJAMIN FLAGG, b. probably at Woburn; d. Woburn 7 April 1725 "by a shot of a gun.."[46]
ix. ABIGAIL FLAGG, b. probably at Woburn ca. 711, as she d. Charlemont, Mass., shortly before 13 April 1794, age 83; m. by 1733 SAMUEL PEIRCE of Woburn.[47]
x. JOSEPH FLAGG, b. probably at Woburn; d. Woburn 19 Sept. 1724.[48]."