Plaue is a town in the Ilm-Kreis district, in Thuringia, Germany. It is situated on the river Gera, 11 km north of Ilmenau, and 8 km southwest of Arnstadt.
Plaue may refer to:
- Plaue, a city in Ilm-Kreis, Thüringia, Germany
- Plaue, Brandenburg, a suburb of the city of Brandenburg an der Havel, Brandenburg, Germany
- Plaue, Flöha, a suburb of the city of Flöha in Saxony, Germany
- Axel Plaue, a politician in Lower Saxony, Germany
- A misspelling of Plaque, a result of poor dental hygiene.