CIO is an acronym that may refer to:

Elizabeth Warren (born June 22, 1949) is an American bankruptcy law expert, policy advocate, Harvard Law School professor, and Democratic Party candidate in the 2012 United States Senate election in Massachusetts. She has written several academic and popular books concerning the American economy and personal finance. She contributed to the oversight of the 2008 U.S. bailout program, and also led the conception and establishment of the Consumer Financial Protection Bureau.

Born in Oklahoma City, Oklahoma, Warren attended The George Washington University and the University of Houston. She received a J.D. from Rutgers School of Law–Newark in 1976. Warren taught law at several universities and was listed by the Association of American Law Schools as a minority law professor throughout the 1980s and 1990s. In the wake of the U.S. financial crisis, Warren served as chair of the Congressional Oversight Panel created to oversee the Troubled Assets Relief Program in 2008. She later served as Assistant to the President and Special Advisor to the Secretary of the Treasury for the Consumer Financial Protection Bureau under U.S. President Barack Obama.

Vivek Kundra (Hindi: विवेक कुंद्रा; born October 9, 1974) is an Indian American administrator who served as the 1st Chief Information Officer of the United States from March, 2009 to August, 2011 under President Barack Obama. He is currently the Executive Vice President of Emerging Markets for Salesforce and a visiting Fellow at Harvard University.

He previously served in D.C. Mayor Adrian Fenty's cabinet as the District's Chief Technology Officer and in Virginia Governor Tim Kaine's cabinet as Assistant Secretary of Commerce and Technology.

Kundra was born in New Delhi, India on October 9, 1974. He moved to Tanzania with his family at the age of one, when his father joined a group of professors and teachers to provide education to local residents. Kundra learned Swahili as his first language, in addition to Hindi and English. His family moved to the Washington, D.C. metropolitan area when he was eleven.

Kundra attended college at the University of Maryland, College Park where he received a degree in Psychology. He earned a masters degree in Information Technology, from University of Maryland University College. Additionally, he is a graduate of the University of Virginia's Sorensen Institute for Political Leadership.