| Rajamau | |
| Other Name: | Rājāmau, Raja Mau |
| Settlement Type: | Village |
| Pushpin Map: | India Uttar Pradesh |
| Pushpin Label Position: | right |
| Pushpin Map Caption: | Location in Uttar Pradesh, India |
| Coordinates: | 26.4364°N 81.0395°W[1] |
| Subdivision Type: | Country India |
| Subdivision Name: |  India |
| Subdivision Type1: | State |
| Subdivision Name1: | Uttar Pradesh |
| Subdivision Type2: | District |
| Subdivision Name2: | Raebareli |
| Unit Pref: | Metric |
| Area Total Km2: | 7.556 |
| Population Total: | 5044 |
| Population As Of: | 2011 |
| Population Density Km2: | auto |
| Demographics Type1: | Languages |
| Demographics1 Title1: | Official |
| Demographics1 Info1: | Hindi |
| Timezone1: | IST |
| Utc Offset1: | +5:30 |
| Postal Code Type: | PIN |
| Registration Plate: | UP-35 |
Rajamau is a village in Bachhrawan block of Rae Bareli district, Uttar Pradesh, India.[2] As of 2011, its population is 5,044, in 927 households, and it has 5 primary schools and no healthcare facilities.[2] It is located 10 km[3] southwest of Bachhrawan, the block headquarters, and the main staple foods are wheat and rice.[3] Rajamau hosts a Kalreshwar Mahadeo mela on Magha Sudi 5 dedicated to the worship of Shiva; vendors bring sweets, toys, and everyday items to sell at the fair.[4]
At the turn of the 20th century, Rajamau served as the headquarters of the Bais taluqdars of Udrehra.[5] The village had a bazar, an aided school, and "a fine temple, built by the taluqdar".[5] The dangol, or wrestling fair, was noted as being held here during the full moon in Sawan, and it had an attendance of some 2,000 people at the time.[5] The population of Rajamau as of the 1901 census was 1,767.[5]
The 1961 census recorded Rajamau as comprising 6 hamlets, with a total population of 2,055 people (1,053 male and 1,002 female), in 453 households and 429 physical houses.[4] The area of the village was given as 1,627 acres.[4] It had a medical practitioner then.[4] Average attendance of the Kalreshwar Mahadeo mela was listed as about 500 people at the time.[4]
The 1981 census recorded Rajamau as having a population of 3,115 people, in 638 households, and having an area of 669.76 hectares.[3]