David Dean Hiller (born June 12, 1953) is a lawyer and former media executive for Chicago-based Tribune Company. On May 18, 2009, he was appointed President and CEO of the McCormick Foundation, a leading charitable organization with more than $1 billion in assets. He also serves on the Board of Directors for the McCormick Foundation and is active in executive and civic organizations in Los Angeles and Chicago. He previously served as publisher, president and CEO of the Los Angeles Times, and before that, as publisher of the Chicago Tribune. From 2006-2008, Hiller was at the center of controversy over the editorial control of the Times news division, which resulted in the resignation and firing of lead editors Dean Baquet and James O'Shea. On July 14 2008, Hiller resigned after 21 months as publisher of the L.A. Times.

Prior to becoming publisher of the Chicago Tribune, Hiller served as SVP of Tribune Publishing, President of Tribune Interactive, and SVP of Development, where he oversaw strategic investments in Internet and new media companies for Tribune Ventures. From 1988-1993, he was Vice President and General Counsel of Tribune Co.

Hiller was a partner at Sidley Austin, a large Chicago law firm, before he joined the Tribune Co. Prior to joining the law firm, he held several positions in Washington, D.C., including law clerk for Supreme Court Justice Potter Stewart. He received his law degree from Harvard Law School, where he was an editor of the Harvard Law Review, and received his undergraduate degree from Harvard College.