Thomas Abbt (25 November 1738 – 3 November 1766) was a German mathematician and writer.Born in Ulm, Abbt visited a secondary school in Ulm, then moved in 1756 to study theology, philosophy and mathematics at the University of Halle, receiving a Magister degree in 1758. In 1760 he was appointed as an associate professor of philosophy at the University of Frankfurt (Oder), where he wrote his most well-known work Vom Tode für's Vaterland (1761).