Jonathan Corwin (also Curwin, Curwen or Corwen, November 14, 1640 – June 9, 1718) was a New England merchant, politician, and magistrate.

He was also an active magistrate of the local courts, hearing cases dealing with petty crimes and minor charges such as drunkenness and burglary.

[citation needed] By this time a significant number of people had been jailed on accusations of witchcraft in the Salem area.

[3] Thacher held extensive holdings in Boston, including her home and acreage which was next to Governor William Phips' house.

In that year he was nominated by Governor Joseph Dudley to be an associate justice of the Superior Court following the resignation of John Leverett; he would hold that post until his death in 1717.