T
- William Davis Taylor, publisher and Chairman of the Board of the Boston Globe (graduated 1927)
- Thomas D. Thacher (1881–1950), one-time Solicitor General of the United States.
- Evan Thomas, Assistant Managing Editor of Newsweek magazine.
- William R. Timken, former United States Ambassador to Germany under George W. Bush. (graduated 1956)
- Ming Tsai, chef and restaurateur (graduated 1982)
- Alexander B. Trowbridge, U.S. Secretary of Commerce under President Lyndon Johnson; former president, National Association of Manufacturers (graduated 1947).
- Oscar Tang, Chinese American Investment Banker, Philanthropist, Chairman of Board of Trustees, largest donor in Phillips Academy Andover history (graduated 1956).
- William Tong, Connecticut Congressman.
Read more about this topic: List Of Phillips Academy Alumni