Millard Fillmore, U.S. President
Jan. 7, 1800-March 8, 1874
Lives of the Presidents: Fame, Shame (and What the Neighbors Thought) by Kathleen Krull, illustrated by Kathryn Hewitt (Harcourt, 1998)
Krull's one paragraph description of President Number 13 notes that he had no bad habits!
Fillmore’s White House biography is available on the Whitehouse.gov site.