Abraham Ten Broeck  Abraham Ten Broeck (May 13, 1734 – January 19, 1810) was a New York politician, businessman, and militia Brigadier General of Dutch descent. He was twice Mayor of Albany, New York and built one of the largest mansions in the area, the Ten Broeck Mansion, that still stands more than 200 years later. Abraham Ten Broeck was the son of Dirck Ten Broeck (1686–1751) and Margarita (née Cuyler) (1682–1783). He was the brother of Catharine Ten Broeck Livingston, who was married to John Livingston (a son of Robert Livingston the Younger), Anna Ten Broeck, and Christina Ten Broeck, who was married to Philip Livingston, and New York State Senator Dirck W. Ten Broeck, who married Anna Douw (a daughter of Mayor Volkert P. Douw). His father was a prominent merchant and politician who served as Albany's mayor beginning in 1746. His paternal grandfather Wessel Ten Broeck, was the son of former Albany mayor Dirck Wesselse Ten Broeck. His maternal grandparents were Abraham Cuyler, the brother of former Albany mayor Cornelis Cuyler, and Caatje (née Bleecker) Cuyler, a daughter of former Albany mayor Jan Jansen Bleecker. Abraham was sent to New York City to learn business with his sister Christina's husband, Philip Livingston. In 1751, at seventeen years old, he was sent to Europe to learn international business after his father's death, returning to Albany in 1752. Ten Broeck increased his wealth via trade while in Albany. During the 1750s, he was involved in the provincial militia. In 1759, he was elected to the Albany City Council and in 1760, he was elected to the Province of New York Assembly while continuing to serve Albany. In 1769, his brother-in-law died at age 27 and Ten Broeck was named co-administrator of the Manor of Rensselaerswyck, a position he held until 1784 when his nephew, Stephen Van Rensselaer III, came of age. Ten Broeck continued his military involvement and was named colonel of the Albany County militia in 1775. He was Commander of Ten Broeck's Brigade (New York Militia) at the Second Battle of Saratoga (Battle of Bemis Heights) on October 7, 1777, as part of the Left wing of Major General Horatio Gates.