Petra Miescher (born 29 December 1971) is a Swiss–Liechtensteiner nurse and politician who served as mayor of Vaduz from 2023 to 2024.

She attended high school in Vaduz, and from 1990 to 1993 she trained as a nurse at the St. Gallen children's hospital.

[1] From 2019 to 2023 she was a municipal councillor in Vaduz and was elected mayor of the municipality following the 2023 Liechtenstein local elections as a member of the Patriotic Union.

[2][3] She resigned as mayor on 24 May 2024 due to ongoing health issues.

[4] Her role was filled by her deputy Florian Meier, until he was elected mayor in his own right on 25 August 2024.