Colby Mitchell Chester (February 29, 1844 – May 4, 1932) was a United States Navy admiral.

In 1864, Chester participated in operations against Mobile, Alabama, aboard the Richmond, part of the squadron commanded by Admiral David G. Farragut.

Chester's active-service record was extended to February 28, 1909, to round out a full 50-year service career with the U.S. Navy.

In 1923 he traveled to Turkey at the head of the Americans who participated in an agreement called the Chester concession.

[1] They had at least one child, Colby Mitchell Chester Jr. (1877-1965), the first president of General Foods (originally the Postum Cereal Company) from 1924 to 1935 and later chairman of the board from 1935 to 1943.