Sunnamai () is a village in Sultanganj block of Mainpuri district, Uttar Pradesh. As of 2011, it has a population of 2,683, in 459 households.
As of 2011, Sunnamai had a population of 2,683, in 459 households. This population was 54.0% male (1,449) and 46.0% female (1,234). The 0-6 age group numbered 432 (234 male and 198 female), or 16.1% of the total population. 955 residents were members of Scheduled Castes, or 35.6% of the total.
The 1981 census recorded Sunnamai as having a population of 1,437 people, in 218 households.
The 1961 census recorded Sunnamai as comprising 3 hamlets, with a total population of 1,098 people (628 male and 470 female), in 209 households and 194 physical houses. The area of the village was given as 1,249 acres.
As of 2011, Sunnamai had 2 primary schools; it did not have any healthcare facilities. Drinking water was provided by tap and hand pump; there were no public toilets. The village had post office and public library; as well as at least some access to electricity for residential and agricultural purposes. Streets were made of both kachcha and pakka materials.