| Thein Tun Oo | |
| Native Name Lang: | Burmese |
| Order: | Member of the Pyithu Hluttaw |
| Constituency: | Amarapura Township |
| Term Start: | 31 January 2011 |
| Term End: | 29 January 2016 |
| Predecessor: | Position established |
| Successor: | Soe Myint @Aung Zaw Myint |
| Party: | Union Solidarity and Development Party |
| Birth Date: | 16 August 1966 |
| Birth Place: | Amarapura, Burma |
| Residence: | Amarapura Township, Mandalay, Myanmar |
| Nationality: | Burmese |
| Occupation: | Politician |
Thein Tun Oo (my|သိန်းထွန်းဦး, also spelt Thein Htun Oo; born 16 August 1966) is a Burmese politician who served as member of parliament in the Pyithu Hluttaw for Amarapura Township from 2011 to 2016. In the 2010 Myanmar general election, he contested the Amarapura Township constituency for a seat in the Pyithu Hluttaw MP, the country's lower house. He is a spokesman and Central committee member of the Union Solidarity and Development Party.[1] [2] [3] [4] [5]