| Hariharpur | |
| Native Name Lang: | hi |
| Settlement Type: | city |
| Pushpin Map: | India Uttar Pradesh#India3 |
| Pushpin Map Caption: | Location in Uttar Pradesh, India |
| Coordinates: | 26.6667°N 83°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Uttar Pradesh |
| Subdivision Type2: | District |
| Subdivision Name2: | Sant Kabir Nagar |
| Unit Pref: | Metric |
| Population Total: | 9257 |
| Population As Of: | 2001 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Hindi |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
Hariharpur is a town and a Nagar Panchayat in Sant Kabir Nagar district in the Indian state of Uttar Pradesh.
As of the 2001 Census of India,[1] Hariharpur had a population of 9,257. Males constitute 51% of the population and females 49%. Hariharpur has an average literacy rate of 47%, lower than the national average of 59.5%: male literacy is 59%, and female literacy is 35%. In Hariharpur, 19% of the population is under 6 years of age.