People from Indianapolis

Allen Edward Hatcher (born October 23, 1944) is an American topologist.

Samuel Emlen Walker (born December 19, 1942) is an American civil liberties, policing, and criminal justice expert. He specializes in police accountability.

Stephen B. King (born July 4, 1941) is an American businessman and political activist who served as the United States Ambassador to the Czech Republic from 2017 to 2021. A member of the Republican Party, he is the founder of King Capital LLC, an equity investment and real estate company. He previously worked at the Federal Bureau of Investigation (FBI) as an agent and campaigned unsuccessfully in 1988 for his party's nomination for the U.S. Senate in Wisconsin. During the Nixon administration, while working for the Committee for the Re-Election of the President, King was involved in the kidnapping of Martha Mitchell, the wife of the then-Attorney General.

Genevieve "Gennie" DeWeese (née Adams; January 10, 1921 – November 26, 2007) was a modernist painter and prominent member of the art community in Bozeman, Montana. Gennie and her husband, Robert "Bob" DeWeese were notable for the major role they played in the development of the Montana contemporary arts community.

Robert William Schrier (1936 – 23 January 2021) was founding editor-in-chief of the magazine Nature Clinical Practice Nephrology. Schrier was formerly Chairman of the Department of Medicine at the University of Colorado School of Medicine for 26 years, and Head of the Division of Renal Diseases and Hypertension for 20 years. At the time of his death, he was Professor Emeritus at the University of Colorado School of Medicine. He died in Potomac, Maryland.

Thomas Joseph O'Brien (November 29, 1935 – August 26, 2018) was an American prelate of the Roman Catholic Church. He served as Bishop of Phoenix from 1982 to 2003.
O'Brien resigned as bishop in 2003 after his involvement in a fatal hit-and-run accident.

Mary Hayward Weir, born Mary Emma Hayward (1915–1968), was an American steel heiress and socialite. She was the wealthy widow of Pittsburgh steel king Ernest T. Weir, and the former wife of Polish author Jerzy Kosiński. The Mary H. Weir Public Library in Weirton, West Virginia is named after her.

Robert Leo Prestel (born February 11, 1936) is an American intelligence official and mathematician who was Deputy Director of the National Security Agency from 1990 to 1994, during which time he was the highest ranking civilian in the agency. Prestel joined the NSA in 1962 and held many positions prior to being appointed as deputy director, including Director of Education and Training from Deputy Director for Research and Engineering. Among other positions Prestel has served in include trustee for the Institute for Defense Analyses and on the Board of Directors of WJ Communications. He currently serves as trustee emeritus of Institute for Defense Analyses.Awards Prestel has received for his service to the intelligence community include the President's Distinguished Executive Award in 1988; the Department of Defense Distinguished Civilian Service Award in 1988; and the National Intelligence Distinguished Service Medal in 1991.

Donald G. Malcolm (March 26, 1919 - June 18, 2007) was an American organizational theorist, professor and dean at Cal State L.A.'s College of Business and Economics and management consultant, known as co-developer of the Performance, Evaluation, and Review Technique (PERT).

Anthony "Tony" George Kiritsis (August 13, 1932 – January 28, 2005) was an American kidnapper.
Kiritsis was a resident of Indianapolis, Indiana, and had fallen behind on mortgage payments for a piece of real estate. In early February 1977, when his mortgage broker Richard O. Hall refused to give him additional time to pay, Kiritsis became convinced that Hall and Hall's father wanted the property. The property's value had increased and could be sold at a high profit. Hall claimed that he had proof of this in writing.