Khin Maung Thein (Burmese: ခင်မောင်သိန်း) is a Burmese politician and political prisoner, currently serving as a Pyithu Hluttaw MP for Sagaing Township. In the Burmese general election, 1990, he was elected as an Pyithu Hluttaw MP, winning a majority of 15,367 (68% of the votes), but was never allowed to assume his seat.
In 1969, he graduated from Mandalay University with a Bachelor of Science degree in chemistry. In 1983, he became a High Court advocate.
In 1990, Khin Maung Thein was arrested and sentenced under the Burmese Penal Code Article 122 for attending a secret meeting in Mandalay to form a provisional civilian government and was released on 2 June 1992.