Roswell Martin Field (February 2, 1807 – July 12, 1869),[1] was an American lawyer and politician.

[citation needed] Field had married in October 1832 after a very short period of dating, and his new wife Mary Almira Phelps was asking for a private annulment their marriage after it was not consummated.

[5] He left his home state after dealing with his marriage humiliation, and in 1839, Field moved to St.

[2] Field had arranged for Montgomery Blair, a high-profile lawyer living in Washington, D.C. to serve as the defense counsel and argue the Scott's case before the United States Supreme Court.

[2] Dred Scott was the slave of a United States Army physician, who had taken his enslaved servant along for prolonged stays in free territory.