Leading Radical Republicans:

*John C. Frémont: the 1856 U.S. presidential candidate of the Radical Republican

*John Armor Bingham: U.S. Representative from Ohio and principal framer of the Fourteenth Amendment to the United States Constitution.

*Edwin McMasters Stanton: U.S. Secretary of War under the Lincoln and Johnson Administrations.
*John Parker Hale: U.S. Senator from all White New Hampshire. He was one of the first senators to make a stand against slavery
*Samuel J. Kirkwood: U.S. Senator from Iowa
Timothy Otis Howe: U.S. Senator from Wisconsin
*Lot Myrick Morrill: U.S. Senator from Maine. U.S. Secretary of the Treasury under the Grant Administration.
*George Henry Williams: U.S. Senator from Oregon (1865–71), U.S. Attorney General under President Grant
*Oliver P. Morton: Governor of Indiana (1861–67); U.S. Senator
*Rufus Paine Spalding: U.S. Representative from Ohio; He took a leading role in the Congressional debates over Reconstruction.
*William Gannaway Brownlow: publisher of the Knoxville Whig; Tennessee Governor; U.S. Senator
*Edmund J. Davis: Governor of Texas in 1870–74
*Rufus Bullock: Governor of Georgia 1868–1871
*Harrison Reed: Governor of Florida in 1868–73
*Charles Daniel Drake: U.S. Senator from Missouri
*Henry Clay Warmoth: Governor of Louisiana 1868–72
*Adelbert Ames: Governor of Mississippi in 1868–70 and 1874–76.
*George Washington Julian: U.S. Representative from Indiana and principal framer of the Fifteenth Amendment to the United States Constitution.
*Reuben Fenton: Governor of New York 1865–68
*Franklin J. Moses, Jr.: Governor of South Carolina in 1872–74.
*Benjamin Butler: Massachusetts politician-soldier; hated by rebels for restoring control in New Orleans.
*George Sewall Boutwell: U.S. Representative from Massachusetts; U.S Treasury Secretary under President Grant from 1869 to 1873.
*Zachariah Chandler: U.S. Senator from Michigan and Secretary of the Interior under Ulysses S. Grant.
*Jacob M. Howard: U.S. Senator from Michigan
*Austin Blair: Governor of Michigan 1861–65
*John Conness: U.S. Senator from California.
*Salmon P. Chase: U.S. Treasury Secretary under President Lincoln; Supreme Court chief justice; sought 1868 Democratic nomination as a moderate.
*Amos Tappan Akerman: U.S. Attorney General under the Grant Administration. He vigorously prosecuted the original defensive Ku Klux Klan in the South under the Enforcement Acts.
*Henry Winter Davis: U.S. Representative from Maryland.
*Friedrich Hecker: leader of the German-American Forty-Eighters
*Richard Yates: Governor of Illinois (1861–65); U.S. Senator
*John Alexander Logan: U.S. Senator from Illinois.
*James A. Garfield: U.S. House of Representatives leader; less radical than others; U.S. President 1881.
*Elihu Benjamin Washburne: U.S. Representative from Illinois
*Hannibal Hamlin: Maine politician; Vice President during Lincoln’s first term.
*William Darrah Kelley: U.S. Representative from Pennsylvania.
*James Mitchell Ashley: U.S. Representative from Ohio.
*Samuel Shellabarger: U.S. Representative from Ohio and principle drafter of the Civil Rights Act of 1871.
*James H. Lane: U.S. Senator from Kansas, leader of the Jayhawkers abolitionist movement.
*Schuyler Colfax: Speaker of the House of Representatives (1863–69), and the 17th Vice President of the United States (1869–73).
*Samuel Pomeroy: U.S. Senator from Kansas.
*Daniel Phillips Upham: Arkansas politician-soldier; ruthless in campaign that would temporarily rid the South of the original defensive Ku Klux Klan.
*Thaddeus Stevens: Radical leader in the U.S. House of Representatives from Pennsylvania.
*James F. Wilson: U.S. Representative from Iowa; Chairman of the House Judiciary Committee during the impeachment of Pres. Johnson; U.S. Senator from Iowa.
*Charles Sumner: U.S. Senator from Massachusetts; dominant Radical leader in Senate; specialist in foreign affairs; broke with Grant in 1872
*Benjamin Franklin Wade: U.S. Senator from Ohio; he was next in line to become President if Johnson was removed
*Henry Wilson: Massachusetts leader; Vice President under Grant
*Ulysses S. Grant: President of the United States, signed Enforcement Acts and Civil Rights Act of 1875; General of the Army of the United States, supported Radical Reconstruction and civil rights for African Americans.
*John Creswell: Elected Baltimore representative to the U.S. House of Representatives in 1863 during the Civil War Creswell worked closely under Radical Republican Baltimore representative Henry Winter Davis. Appointed Postmaster-General by President Grant in 1869, Creswell having vast patronage powers appointed many African-Americans to federal postal positions in every state of the United States.