| Udalbani | |
| Pushpin Label: | Udalbani |
| Pushpin Map: | India Jharkhand |
| Coordinates: | 23.621°N 86.282°W |
| Pushpin Map Caption: | Location in Jharkhand, India |
| Subdivision Type: | Country |
| Subdivision Name1: | Jharkhand |
| Subdivision Name2: | Jamtara district |
| Population Total: | 1910 |
| Population As Of: | 2011 |
| Demographics Type1: | Language |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Hindi |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
Udalbani is a village in Jamtara district of Jharkhand state of India. According to the 2011 Census of India, 1910 people lived here.[1]