Thomas S. Diamond was born about 1737. Antiquarian sources say that he was of Huguenot ancestry, was in Boston in 1759, and that he settled in Albany after the American Revolution. However, we was in Albany by the mid-1760s when his second ward house and lot were noted on the city assessment roll. In 1767, he was included on the roster of the Rensselaerswyck militia company. early on, he was a member of the Albany Masonic lodge.

His wife was Mary Mc Lane - the mother of his children. He was member of the Albany Presbyterian church. He also witnessed baptisms at the Albany Dutch church where his grandchildren were christened!

In 1779, his first ward property appeared on assessment rolls. During the 1780s and 90s, his name appeared on a variety of community-based records and documents. After the war, he was accorded a land bounty right in conjunction with the Albany militia regiment. In 1790, his first ward home on the south side of Hudson Street included two men, two females, and a slave. He also leased a lot south of Wolf Street from the city.

Thomas S. Diamond died in July 1796 at the age of fifty-nine. He was buried on August 25, 1796 in the Presbyterian church cemetery plot. His will passed probate on August 31. His widow died in 1817.

Sources: The life of Thomas S. Diamond (aka Thomas Smith Dimont/Dymond) is CAP biography number 7872. This sketch is derived chiefly from family and community-based resources. In 1794, a portrait painted for him was noted in Ezra Ames's account book.