- Source of Wealth: Business (Ryan Specialty Group)
- Age: 82
- Birth Place: Milwaukee, Wisconsin, USA
- Marital Status: Married (Shirley Welsh Ryan)
- Full Name: Patrick G. Ryan
- Nationality: American
- Date of Birth: May 15, 1937
- Occupation: Founder and retired Chairman and CEO of Aon Corporation
- Education: Northwestern University
- Children: 3
Patrick Ryan is the executive chairperson and founder of Aon Company and has an estimated net worth of $3.1 billion. He served as the CEO and Chairperson of the Chicago 2016 Olympic propose committee.
Following the fruitless 2016 Chicago bid, he established Ryan Specialty Group as holding cooperation intended to provide forte services to insurance agents, brokers, and carriers. ThinkRisk, the first subsidiary of the Ryan Specialty Group started a business in late 2009 to offer underwriting as well as claims administration services for network security, media, advertising, and technology.
Ryan is a top benefactor of the Modern wing addition of the Chicago Art Institute building. In the year 2004, he hosted the then U.S. president George Bush in a political fundraising banquet at his residence in Winnetka, Illinois. In the same year, Ryan hosted another fundraiser with the wife and the daughters of President Bush as special guests. He was among the five co-chairs for the inaugural committee of Barack Obama in 2008. In addition, he is a former chairperson and a Board of Trustee member at the University of Northwestern. He bought about 10% of the Chicago Bears in 1990. Patrick Ryan is also a Sigma Chi organization member.