Browse the newly added biographies of former and current members of Congress.
John Martin Costello
Representative, California
Democratic
John Martin Vorys
Representative, Ohio
Republican
John Mary Morin
Representative, Pennsylvania
John Mason Parker
Representative, New York
John Matthew O’Connell
Representative, Rhode Island
John Matthew Zwach
Representative, Minnesota
John Mattocks
Representative, Vermont
Whig
John Maxwell Coghlan
John Maynard
John McCain
Senator, Arizona
