Plaus (; ) is a comune (municipality) and a village in South Tyrol in northern Italy, located about north-west of the city of Bolzano.
As of July 2023, the municipality had a population of 762 and an area of .
Plaus is one of the three municipalities of South Tyrol whose name remained unchanged by the early 20th century renaming programme which aimed at replacing mostly German place names with Italianised versions, the other two being Gais and Lana.
Plaus borders the following municipalities: Algund, Naturns and Partschins.
The shield is argent a fess gules and three sable eagles. It is the arms of the Lord of Tarant, who lived in the Tarantsberg Castle until 1291. The emblem was adopted in 1966.
According to the 2024 census, 95.27% of the population speak German, 4.57% Italian and 0.15% Ladin as their first language.