William Howard Taft was 27th President (1909–13) and later, tenth Chief Justice of SCOTUS. No one else has ever held both offices. This is his sleeping porch on the White House roof.
As Movember comes to a close, here is a photo of President William Howard Taft, the last President to sport a mustache. He later became Chief Justice of the Supreme Court. Justice Felix Frankfurter once remarked to Justice Louis Brandeis that it was "difficult for me to understand why a man who is so good a Chief Justice...could have been so bad as President."