Samuel A. Tamposi (August 31, 1924 – May 25, 1995) was a prominent real estate developer and Republican Party activist from New Hampshire. He is best known for his work in the Nashua, New Hampshire and Citrus Hills, Florida areas, and for his friendship with Ted Williams, and association with the Boston Red Sox. Tamposi played an integral role in bringing many Fortune 500 companies to New Hampshire, such as Fidelity Investments, Anheuser Busch, Coca-Cola, Raytheon, Sylvania, Sun Chemical, Kollsman Instruments and Honeywell.