The following is a list of protest marches on Washington, D.C.:

• April 30, 1894 - Coxey's Army. Protest march by unemployed American workers.
• March 3, 1913, . 5,000 march to support women's voting rights.
• August 8, 1925, . 35,000 Ku Klux Klan members march to show support for the KKK.
• June 17, 1932 - Bonus Army. March by World War I veterans seeking advance payment of bonuses from the federal government.
• August 28, 1963 - March on Washington for Jobs and Freedom. March at which Dr. Martin Luther King Jr. gave his I Have a Dream speech. 250,000 march.
• April 17, 1965 - . Students for a Democratic Society (SDS) held its first anti-Vietnam War protest rally in Washington. 25,000 attend.
• October 22, 1967 - . Major march to protest the Vietnam War.
• January 15, 1968 - Jeannette Rankin brigade. Called for withdrawal of troops from Vietnam.
• November 15, 1969 - . 600,000 demonstrate against the war in Vietnam.
• May 9, 1970 - . A week after the Kent State shootings, a 100,000 demonstrators converged on Washington to protest the shootings and Nixon's incursion into Cambodia.
• April 24, 1971 - rally. 500,000 call for end to Vietnam War.
• May 3, 1971 - May Day Protests 1971. Mass action by Vietnam anti-war militants to shut down the federal government.
• October 14, 1979 - First march on Washington drew 100,000 gay men and lesbians to Washington, DC to demand equal civil rights for gay men and lesbians.
• September 19, 1981, . AFL-CIO organized march to protest Reagan Administration labor and domestic policies. 260,000 march.
• November 27, 1982 - .
• October 11, 1987 - . The second march on Washington drew 500,000 gay men and women to protest for equal civil rights and to demand government action in the fight against AIDS.
• April 25, 1993 - . Organizers estimated 1,000,000 attended the March, but the National Park Service estimated attendance at 300,000.
• October 16, 1995 - Million Man March.
• May 14, 2000 - Million Mom March. March against gun violence.
• April 25, 2004 - March for Women's Lives.
• October 17, 2004 - Million Worker March.
• January 20, 2005 - Counter-inaugural protests. Demonstrations against George W. Bush's second inauguration.
• September 24, 2005 - September 24, 2005 anti-war protest. Anti-Iraq War protest.
• October 15, 2005 - Millions More Movement. March to commemorate the 10th Anniversary of the Million Man March.