Dudhauna () is a village in Sultanganj block of Mainpuri district, Uttar Pradesh. As of 2011, it had a population of 1,083, in 172 households.
As of 2011, Dudhauna had a population of 1,083, in 172 households. This population was 52.6% male (570) and 47.4% female (513). The 0-6 age group numbered 153 (76 male and 77 female), or 14.1% of the total population. 132 residents were members of Scheduled Castes, or 12.2% of the total.
The 1981 census recorded Dudhauna as having a population of 762 people, in 132 households.
The 1961 census recorded Dudhauna as comprising 1 hamlet, with a total population of 529 people (300 male and 229 female), in 104 households and 89 physical houses. The area of the village was given as 296 acres.
As of 2011, Dudhauna had 1 primary school; it did not have any healthcare facilities. Drinking water was provided by hand pump and tube well; there were no public toilets. The village had a post office and public library, as well as at least some access to electricity for all purposes. Streets were made of both kachcha and pakka materials.