| Ujina | |
| Other Name: | Mewat ka Rajputana Ujina |
| Settlement Type: | Village |
| Pushpin Map: | India Haryana#India |
| Pushpin Map Caption: | Location in Haryana, India |
| Coordinates: | 28.0445°N 77.0827°W |
| Subdivision Type: | Country |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Haryana |
| Subdivision Type2: | District |
| Subdivision Name2: | Nuh |
| Government Type: | Village Panchayat |
| Governing Body: | Ujina Village Panchayat |
| Unit Pref: | Metric |
| Elevation M: | 194 |
| Population Total: | 8500 |
| Population As Of: | 2019 |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Hindi |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Postal Code Type: | PIN |
| Postal Code: | 122107 |
| Area Code Type: | Telephone Code |
| Area Code: | 1267 |
| Registration Plate: | HR 27 |
| Blank1 Name Sec1: | Lok Sabha constituency |
| Blank1 Info Sec1: | Gurgaon Lok Sabha Constituency |
| Blank2 Name Sec1: | Vidhan Sabha constituency |
| Blank2 Info Sec1: | Nuh |
| Blank3 Name Sec1: | Civic agency |
| Blank3 Info Sec1: | Gram Panchayat, Ujina |
| Iso Code: | IN-HR |
Ujina is a Village located in Hodal-Nuh road in Nuh district in Haryana.In Ancient time, Ujina was popular with the name of Ujina Lake as in rainy season it totally covered with water and people of nearby territories often came here for sightseeing. Ujina has 100% Hindu population. The People of Ujina actively participated in every war of Independence of India, whether it was the 1857 war; The First war of Independence or the Satyagrah by Mahatma Gandhi.
Ujina village was founded by Baba Baijal in nearly 1057 AD.
Ujina is located at . It has an average elevation of 194 metres (636 feet).It is 83 km from the capital New Delhi. It is located in the far south east area of Haryana.
Climate in Ujina is Extreme.Lowest Temperature: 3-5 degreesHighest Temperature: 44-45 degrees
India census,[1] In Ujina village population of children with age 0-6 is 1418 which makes up 16.89 % of total population of village. Average Sex Ratio of Ujina village is 897 which is higher than Haryana state average of 879. Child Sex Ratio for the Ujina as per census is 878, higher than Haryana average of 834.
Ujina village has lower literacy rate compared to Haryana. In 2011, literacy rate of Ujina village was 74.77 % compared to 75.55 % of Haryana. In Ujina Male literacy stands at 84.10 % while female literacy rate was 64.41 %.
As per constitution of India and Panchyati Raaj Act, Ujina village is administrated by Sarpanch (Head of Village) who is elected representative of village.Mamta Bai w/o Munesh FOJI is newly elected Sarpanch of Ujina .
Ujina is situated on the Nuh Hodal highway. A frequent bus service is provided by Haryana Roadways. Nearest airport is IGI airport, New Delhi. Nearest railway station is Palwal (34 km) and Gurgaon (58 km).