Massachusetts Senator George Boutwell, one of the founders of the Republican Party
Missouri Senator Benjamin Gratz Brown
Senator Orville Hickman Browning
General Don Carlos Buell
General Ambrose E. Burnside
General Benjamin F. Butler
General Daniel Butterfield
Secretary of War Simon Cameron
General Samuel Sprigg Carroll
General Silas Casey
Michigan Senator Zachariah Chandler
Secretary of the Treasury Salmon P. Chase
New Hampshire Senator Daniel Clark
General John Cochrane
Speaker of the House of Representatives Schuyler Colfax
Senator Jacob Collamer
New York Representative and Senator Roscoe Conkling
General Darius N. Couch

























