Jacobus Bruyn (January 7, 1707 – April 26, 1781) was a member of the New York General Assembly from Ulster County from 1759 to 1768.
Bruyn was born on January 7, 1707, in Wallkill in the Province of New York in what was then a part of British America.
[3] During the American Revolutionary War, Bruyn was a Corp. of the Foot Company of Militia of the "Presenk of the Highland" under command of Capt.
[5] Together, they were the parents of at least four boys, all of whom served in the New York State Assembly:[6] His wife died April 19, 1764.
[8] Through his son Johannes, he was a grandfather of Charles DeWitt Bruyn (1784–1849), a New York Assemblymen from Sullivan and Ulster counties from 1821 to 1822.