James Roosevelt III is an American attorney, Democratic Party official, and a grandson of U.S. President Franklin D. Roosevelt and Eleanor Roosevelt.

For more than 10 years, Jim was CEO of Tufts Health Plan, where he led a turnaround that nearly doubled the membership and achieved consistent profitability while attaining #1 ranking in the United States from the national accrediting organization. Before joining Tufts Health Plan, he served as Associate Commissioner of the U.S. Social Security Administration.

Public policy and politics are Jim's personal passions. He co-chairs the Rules and Bylaws Committee of the Democratic National Committee and is volunteer legal counsel for the Massachusetts Democratic Party. He is a trustee of the Cambridge Public Library and the Cambridge Community Foundation. He has co-chaired Rhode Island Governor Gina Raimondo's Healthcare Leaders Task Force on Health Care Cost Growth, and he co-chaired the Massachusetts Hospital Association's work group on access to behavioral health care. Jim is a trustee of the Cambridge Public Library, the Cambridge Community Foundation and the Atrius Health Equity Foundation.

A graduate of Harvard College and Harvard Law School, Mr. Roosevelt was a visiting fellow at the Institute of Politics of the Harvard Kennedy School of Government. He continues as a clinical instructor, Tufts University School Of Medicine, Public Health and Community Medicine.