Johannes "John" Jacobse Beekman (August 8, 1733 – December 17, 1802) was a New York politician and businessman of Dutch descent.
[2] Early in Revolutionary War, Beekman supported the Continental Army and signed the "General Association" in 1776.
When Albany government resumed operations in 1778, he was again chosen as Alderman for the Second Ward, serving for several years.
He served as Mayor until October 1786 when he was succeeded by John Lansing Jr.[2] In 1784, he was a regent of the State University of New York.
[8] As Johannes was the only surviving son in his family, he inherited his father's house at 52 North Pearl Street in Albany's second ward.