
The vice chief of staff of the Army (VCSA) is the principal deputy to the chief of staff of the Army, and is the second-highest-ranking officer on active duty in the Department of the Army.
Creighton Williams Abrams Jr. was a United States Army general who commanded military operations in the Vietnam War from 1968 to 1972, which saw United States troop strength in South Vietnam reduced from a peak of 543,000 to 49,000. He was then Chief of Staff of the United States Army from 1972 until his death.

Daniel Bartlett Allyn is a retired United States Army general who served as the 35th Vice Chief of Staff of the United States Army from 2014 until 2017. Allyn previously served as the commanding general of the XVIII Airborne Corps from 2012 to 2013 and of United States Army Forces Command from May 2013 to August 2014.

Lloyd James Austin III is a retired Four-Star General of the United States Army. He was the 12th commander of United States Central Command (CENTCOM). Austin was the first black commander to head the organization. Prior to his assignment in CENTCOM, Austin served as the 33rd Vice Chief of Staff of the United States Army from January 31, 2012, to March 8, 2013. His assignments prior to CENTCOM were as the last Commanding General of United States Forces – Iraq, Operation New Dawn, which ended on December 18, 2011, and then Vice Chief of Staff of the United States Army. On December 6, 2012, the Pentagon announced that President Barack Obama had nominated Austin to lead the U.S. Central Command. Austin was confirmed by the U.S. Senate on March 5, 2013, and assumed command on March 22, 2013. On April 5, 2016, Austin's retirement ceremony took place at Joint Base Myer–Henderson Hall. He received the Defense Distinguished Service Medal, the Army Distinguished Service Medal, the Defense Superior Service Medal, the Legion of Merit, and others.

General Charles Lawrence Bolte was a senior United States Army officer who fought in both World War I and World War II. In World War II he distinguished himself as commander of the 34th Infantry Division during the Italian Campaign, for which he was twice awarded the Army Distinguished Service Medal. Later promoted to four-star general officer rank, his final post was Vice Chief of Staff of the United States Army.

Arthur Edmon Brown Jr. was a United States Army four-star general who served as Vice Chief of Staff of the United States Army (VCSA) from 1987 to 1989.

John Francis Campbell is a retired United States Army general who was commander of the Resolute Support Mission and United States Forces - Afghanistan. He was the last commander of the International Security Assistance Force. Prior to this, he served as the 34th Vice Chief of Staff of the United States Army. He is currently a member of the board of directors of IAP, and BAE Systems, and serves on the advisory board of Code of Support Foundation.

George William Casey Jr. is a retired four-star general who served as the 36th Chief of Staff of the United States Army from April 10, 2007, to April 10, 2011. Casey served as Commanding General, Multi-National Force – Iraq, from June 2004 to February 8, 2007, and was in the army for his entire adult working life. He now resides in Arlington, Virginia.

Peter W. Chiarelli is a retired United States Army general who served as the 32nd Vice Chief of Staff of the U.S. Army from August 4, 2008 to January 31, 2012. He also served as commander, Multi-National Corps – Iraq under General George W. Casey, Jr.. He was the Senior Military Assistant to the Secretary of Defense from March 2007 to August 2008. He retired from the U.S. Army on January 31, 2012 after nearly 40 years of service, and was succeeded as Vice Chief of Staff by Gen. Lloyd J. Austin III.

Richard "Dick" A. Cody is a retired United States Army general who served as the 31st Vice Chief of Staff of the United States Army from June 24, 2004 to July 31, 2008. He retired from the Army on August 1, 2008.

General Joseph Lawton Collins was a senior United States Army officer. During World War II, he served in both the Pacific and European Theaters of Operations, one of a few senior American commanders to do so. He was Chief of Staff of the United States Army during the Korean War.

General William Wright Crouch is a retired United States Army four-star general who served as Vice Chief of Staff of the United States Army from 1997 to 1998.

George Henry Decker was a general in the United States Army, who served as Chief of Staff of the United States Army from 1960 to 1962.

Clyde Davis Eddleman was a United States Army four-star general who served as Commander, U.S. Army Europe from 1959 to 1960, and as Vice Chief of Staff of the United States Army from 1960 to 1962.

Ronald Houston Griffith was an American general in the United States Army who served as Vice Chief of Staff of the United States Army (VCSA) from 1995 to 1997. He was born in Lafayette, Georgia.

Alexander Meigs Haig Jr. was the United States Secretary of State under President Ronald Reagan and the White House chief of staff under presidents Richard Nixon and Gerald Ford. Prior to these cabinet-level positions, he retired as a general from the United States Army, having been Supreme Allied Commander Europe after serving as the vice chief of staff of the Army.

Ralph Edward Haines Jr. was a United States Army four-star general who served as Vice Chief of Staff of the U.S. Army from 1967 to 1968, Commander, U.S. Army, Pacific from August 1968 to October 1970, and Commanding General, U.S. Continental Army Command, from 1970 to 1973. At his death he was the Army's oldest living four-star general and its senior retired officer.

General Wade Hampton Haislip was a senior United States Army officer who served in both World War I and World War II, where he led the XV Corps in the campaign in Western Europe from 1944 to 1945. He later became a four-star general, serving as Vice Chief of Staff of the United States Army (VCSA) from 1949 to 1951.

Barksdale Hamlett, Jr. was a United States Army four-star general who served as commandant of the American sector of Berlin during the 1958 Berlin crisis and as vice chief of staff of the U.S. Army from 1962 to 1964. He later served as President of Norwich University in Vermont.

John Edwin Hull was a United States Army general, former Vice Chief of Staff of the United States Army, commanded Far East Command from 1953 to 1955 and the U.S. Army, Pacific from 1948 to 1949. He served in both world wars and was a contemporary of generals George Marshall and Omar Bradley. Because of his primary role in planning Allied operations throughout World War II, he was credited with having more experience integrating strategy with overseas operations than any other Army officer.

John M. "Jack" Keane is a retired American four-star general, former Vice Chief of Staff of the United States Army and Presidential Medal of Freedom recipient. He is a national security analyst, primarily on Fox News, and serves as chairman of the Institute for the Study of War and as chairman of AM General.
Walter Thomas Kerwin Jr. was a United States Army four star general who served as Commanding General, U.S. Continental Army Command, 1973; Commanding General, United States Army Forces Command from 1973 to 1974; and Vice Chief of Staff, U.S. Army (VCSA) from 1974 to 1978. He was the first commander of United States Army Forces Command and a member of the Association of the United States Army's Advisory Board of Directors since 1984.
Frederick James Kroesen Jr. was a United States Army four-star general and was the Commanding General of the Seventh United States Army and the commander of NATO Central Army Group from 1979 to 1983, and Commanding General, United States Army Forces Command from 1976 to 1978. He also served as Vice Chief of Staff of the Army from 1978 to 1979. He commanded troops in World War II, the Korean War, and the Vietnam War, enabling him to be one of the very small number who ever was entitled to wear the Combat Infantryman Badge with two Stars, denoting active combat in three wars.

Lyman Louis Lemnitzer was a United States Army general, who served as Chairman of the Joint Chiefs of Staff from 1960 to 1962. He then served as Supreme Allied Commander Europe of NATO from 1963 to 1969.

James Charles McConville is a United States Army general who serves as the 40th Chief of Staff of the Army. He previously served as the 36th Vice Chief of Staff of the Army from June 16, 2017 to July 26, 2019. Prior to that, he served as the Army's Deputy Chief of Staff for Personnel (G1). He assumed his current assignment on August 9, 2019.

Bruce Palmer Jr. was a general in the United States Army. He commanded the XVIII Airborne Corps during Operation Power Pack, the II Field Force, Vietnam during the Vietnam War, and was acting Chief of Staff of the United States Army from July to October 1972.

Williston Birkhimer Palmer was a United States Army four-star general who served as Vice Chief of Staff of the United States Army (VCSA) from 1955 to 1957; Deputy Commander in Chief, United States European Command (DCINCEUR) from 1957 to 1959; and was the first Director of Military Assistance, 1959 to 1962. His brother Charles D. Palmer, was also a four-star general, the first pair of brothers in Army history to achieve this, and his grandfather, William E. Birkhimer was a Brigadier General and Medal of Honor recipient.
James Henry Binford "Binnie" Peay III is a retired four-star general from the United States Army and is currently the 14th Superintendent of the Virginia Military Institute.
Dennis Joe Reimer is a retired general of the United States Army, who served as the 33rd Chief of Staff of the Army from June 20, 1995 to June 21, 1999. He is also a graduate of Ranger and Airborne school.

Robert William RisCassi is a retired United States Army four-star general who served as Vice Chief of Staff of the United States Army (VCSA) from 1989 to 1990; Commander in Chief, United Nations Command/Commander in Chief, ROK/U.S. Combined Forces Command/Commander, U.S. Forces Korea/Commanding General, Eighth United States Army from 1990 to 1992; and Commander in Chief, United Nations Command/Commander in Chief, ROK/U.S. Combined Forces Command/Commander, United States Forces Korea (CINCUNC/CINCCFC/COMUSFK) from 1992 to 1993.

Eric Ken Shinseki is a retired United States Army general who served as the seventh United States Secretary of Veterans Affairs (2009–2014). His final United States Army post was as the 34th Chief of Staff of the Army (1999–2003). Shinseki is a veteran of two tours of combat in the Vietnam War, in which he was awarded three Bronze Star Medals for valor and two Purple Hearts. He was the first Asian-American four-star general, and the first Asian-American Secretary of Veterans Affairs.
Gordon Russell Sullivan is a retired United States Army general, who served as the 32nd Chief of Staff of the Army and as a member of the Joint Chiefs of Staff. Sullivan also served as acting Secretary of the Army.

Maxwell Reid Thurman was a U.S. Army general, Vice Chief of Staff of the U.S. Army, and former commander of United States Army Training and Doctrine Command.

John Harold Tilelli Jr. is a retired United States Army four-star general who served as Vice Chief of Staff of the U.S. Army (VCSA) from 1994 to 1995; Commanding General, U.S. Army Forces Command from 1995 to 1996; and Commander in Chief, United Nations Command/Commander in Chief, ROK/U.S. Combined Forces Command/Commander, U.S. Forces Korea (CINCUNC/CINCCFC/COMUSFK) from 1996 to 1999. He retired from the U.S. Army on January 31, 2000 and later worked for the USO and The Aerospace Corporation.
John William "Jack" Vessey Jr. was a career officer in the United States Army. He attained the rank of general, and is most notable for his service as the tenth Chairman of the Joint Chiefs of Staff.

Frederick Carlton Weyand was a general in the United States Army. Weyand was the last commander of United States military operations in the Vietnam War from 1972 to 1973, and served as the 28th Chief of Staff of the United States Army from 1974 to 1976.
John Adams Wickham Jr. is a retired United States Army general who served as the United States Army Chief of Staff from 1983 to 1987.