Thomas Gardner was born in Brookline, Massachusetts, to Mary Sparhawk and Isaac Gardner. He lived in Groton. Married December 10, 1789, Abigail Champney of Groton. Abigail was born May 4, 1767, at Groton, Middlesex, Massachusetts. She died in 1805. They had seven children.

This Thomas Gardner is a nephew of Lucy Sparhawk Aspinwall (wife of Lt. Col. Thomas Aspinwall), Dr. William Aspinwall (wife Susannah Gardner), and is a nephew, a cousin, and/or an uncle to several others - both via Sparhawk and via Gardner, and then also Aspinwall by marriage.

"Pamphlets, Religious: Commemorative Discourses, Volume 2", 1837.

"Lineage Book - National Society of the Daughters of the American Revolution, Volume 15", by Daughters of the American Revolution. Published by: Daughters of the American Revolution, 1902.

Inscription for his wife:

[Willow Tree and Urn.]
ABIGAIL GARDNER.
consort of
THOMAS GARDNER ESQ.
daughter of the
HON. EBENEZER &
ABIGAIL CHAMPNEY,
was born
May 4, 1767.
died
Nov. 10, 1805.
Thus must we leave the banks of life,
And try this doubtful sea
Vain are our groans & dying strife
To gain a moments stay.

ARCHIBALD STARKWEATHER
• Son of Richard Starkweather and Sally C. Crossman Starkweather (daughter of Celia Carver and Ephraim Crossman, son of Martha Gachet and Robert Crossman).
• Grandson also of Richard Starkweather and Merab.
• Married Abigail Olivia "Abby O." Taylor,
daughter of Eben Taylor and Mary Gardner Taylor. Abby was a granddaughter of Abigail Champney and Thomas Gardner, of Groton. Thomas Gardner of Groton was born in Brookline, Massachusetts, the son of Isaac Jr. and Mary Sparhawk Gardner.

Eben Taylor has ancestry that overlaps with that of his wife - the Flint / Flynt line via Hepzibah (Flint) Rice is same Flint family as the Flynt that married into the family of Reverend Samuel Newman. The Flynt who married Newman was brother of Hepzibah's direct ancestor.

Abigail Trowbridge married Ebenezer Champney. (See The New England Historical and Genealogical Register, Volume 7, 1853.)
https://books.google.com/books?id=Q2oFAAAAQAAJ&printsec=frontcover&source=gb_mobile_entity&newbks=1&newbks_redir=0&hl=en&focus=searchwithinvolume#v=onepage&q=Hannah%20Walter%20Trowbridge%20&f=false

Ancestor of Mary Isabel (Starkweather) Beal, Mrs. Henry Francis Beal. She lived in Brookline, Norfolk County, Massachusetts. Their address was 2 Cypress Place, Brookline.
Directory of the National Society of the Daughters of the American Revolution
By Daughters of the American Revolution, 1911.
https://books.google.com/books?id=_AktAAAAMAAJ&printsec=frontcover&source=gb_mobile_entity&newbks=1&newbks_redir=0&hl=en&focus=searchwithinvolume#v=onepage&q=Mary%20Isabel%20Starkweather%20&f=false