| Duptiair Union | |
| Native Name: | দপ্তিয়র ইউনিয়ন |
| Native Name Lang: | bn |
| Pushpin Map: | Bangladesh |
| Pushpin Map Caption: | Location of Gharinda in Bangladesh |
| Subdivision Type: | Country |
| Subdivision Name: | Bangladesh |
| Subdivision Type1: | Division |
| Subdivision Name1: | Dhaka Division |
| Subdivision Type2: | District |
| Subdivision Name2: | Tangail District |
| Subdivision Type3: | Upazila |
| Subdivision Name3: | Nagarpur Upazila |
| Government Type: | Union Council |
| Leader Title: | Chairman |
| Leader Name: | M. Firoz Siddiqui (Bangladesh Nationalist Party) |
| Established Title: | Established on |
| Established Date: | 1984 |
| Area Total Km2: | 27.47 |
| Elevation M: | 12 |
| Population As Of: | 2011 |
| Population Total: | 26336 |
| Population Density Km2: | auto |
| Timezone: | BST |
| Utc Offset: | +6 |
| Coordinates: | 23.991°N 89.7982°W |
| Postal Code Type: | Postal code |
| Postal Code: | 1937 |
Duptiair Union (bn|দপ্তিয়র ইউনিয়ন) is a union of Nagarpur Upazila, Tangail District, Bangladesh. It is situated 12 km south of Nagarpur and 36 km south of Tangail city.
According to Population Census 2011 performed by Bangladesh Bureau of Statistics, The total population of Duptiair union is 26,336. There are 5,677 households in total.[1]
The literacy rate of Duptiair Union is 35.6% (Male-41.4%, Female-30.1%).[2]