Samuel A. DiPiazza Jr. is an American business executive who presently serves as the chairman of Warner Bros.

He received dual degrees in accounting and economics from the University of Alabama where he became a member of Theta Chi fraternity.

On October 12, 2005, Samuel DiPiazza was appointed to a second four-year term as chairman of the PricewaterhouseCoopers global, beginning on January 1, 2006.

[2] On January 21, 2014,[3] Samuel DiPiazza was elected to the ProAssurance board of directors as the Chairman of the Audit Committee.

Samuel DiPiazza is also chairman of the board of trustees of the Mayo Clinic, a position he has held since February 2014.