8. Irwin and Joan Jacobs. Donations: $221.2 million. Jacobs is one of the founders of media company Qualcomm. The couple donated $133 million to establish the Jacobs Technion-Cornell Innovation Institute at Cornell New York City Tech. They also gave large gifts to the Joan and Irwin Jacobs Fund at the Jewish Community Foundation of San Diego, the Dunaway Foundation and the San Diego Public Library Foundation.