Thomas Hettche (born 30 November 1964 in Treis, Hesse) is a German author.

What We Are Made Of, an English translation by Shaun Whiteside of Hettche's novel Woraus wir gemacht sind (2006), was published by Picador in Britain in July 2008, and in the United States in October 2010. In 2019, he was awarded the Joseph-Breitbach-Preis.