Ronald D. Sugar (born July 30, 1948) is an American business executive. He served as the chairman of the board and chief executive officer of the Northrop Grumman Corporation from 2003 to 2009.
Ronald D. Sugar was born on July 30, 1948. He received a Ph.D. in electrical engineering from UCLA in 1971.
Sugar served as the president and chief operating officer of TRW Aerospace and Information Systems. From 2000 to 2001, he served as the president and chief operating officer of Litton Industries, Inc.. He then served as the president and chief operating officer of Northrop Grumman Corporation from 2001 to 2003, and as its chairman and CEO from 2003 to 2009. He was succeeded by Wesley G. Bush.
Sugar has also been a director of Chevron Corporation since 2005 and Apple, Inc. since 2010. In 1968, he graduated summa cum laude in engineering from the University of California, Los Angeles.
He is a member of the Board of Trustees of the University of Southern California.