Dea Loher (born 1964) is a German playwright and author.

She studied German literature and philosophy at the Ludwig Maximilian University of Munich.

In 1990, she began studying creative writing for the stage with Heiner Müller and Yaak Karsunke at the Berlin University of the Arts.

[1] Her first plays premiered in the early 1990s, and she gained recognition as one of the most important young playwrights of her time in Germany.

[2] Dea Loher has since been awarded major prizes for drama and literature in Germany, including the Joseph-Breitbach-Preis.