| Jadunathpur Union | |
| Native Name: | যদুনাথপুর ইউনিয়ন |
| Native Name Lang: | bn |
| Pushpin Map: | Bangladesh |
| Pushpin Map Caption: | Location of Jadunathpur Union 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: | Dhanbari Upazila |
| Government Type: | Union Council |
| Leader Title: | Chairman |
| Leader Name: | Mir Firoz Ahmed (Bangladesh Awami League)[1] |
| Established Title: | Established |
| Established Date: | 1984 |
| Area Total Km2: | 24.5 |
| Elevation M: | 21 |
| Population As Of: | 2011 |
| Population Total: | 30,392 |
| Population Density Km2: | auto |
| Timezone: | BST |
| Utc Offset: | +6 |
| Coordinates: | 24.6789°N 89.9498°W |
| Postal Code Type: | Postal code |
| Postal Code: | 1997 |
Jadunathpur Union (Bengali: যদুনাথপুর ইউনিয়ন)[2] is a union of Dhanbari Upazila, Tangail District, Bangladesh. It is situated north of Tangail.
According to the 2011 Bangladesh census, Jadunathpur Union had 1,241 households and a population of 30,392. The literacy rate (age 7 and over) was 44.9% (male: 46.9%, female: 43%).[3]