John Canning Jr.

John A. Canning Jr.
Alma materDenison University
Duke University School of Law
OccupationPrivate equity investor
EmployerMadison Dearborn Partners
Known forFounder of Madison Dearborn Partners, Co-owner of Milwaukee Brewers, Potential buyer of Chicago Cubs

John A. Canning Jr. is a private equity investor and sports executive. He is the founder and chairman of Madison Dearborn Partners, the large Chicago-based private equity firm.