John Tyler, Jr., U.S. President
Mar. 29, 1790-Jan. 18, 1862
Lives of the Presidents: Fame, Shame (and What the Neighbors Thought) by Kathleen Krull, illustrated by Kathryn Hewitt (Harcourt, 1998)
This collective biography devotes one paragraph to the tenth commander and chief. Interesting factoid: Tyler had more children than any other president.
Basic information about Tyler can be found on the Miller Center of Public Affairs University of Virginia site.