Cognomen Kanmai (Kanmai 
) , across the world, is a rare last name. The family name Kanmai is characteristic of Thailand, where it is a very rare surname, India, where it is an extremely rare surname, and Malaysia. Measured by absolute frequency, it is commonest in Thailand, India, and Nigeria. More prevalently, Kanmai is the forename as well as the last name.
Das, Boruah, Bhuyan, Kalita, Kakati, Phukan, Rahang, Gohain, Singpho, Sonowal, Chiring, Baishya, Bharali, Kachari, Daflari, Changmai, Bordoloi, Khanikar, Dihingia, Talukdar, Handique, Hazarika, Barman, Baruah, Chutia, Chetia, Baro, Boro, Bora, Bibi, Keow, Devi, Deka, Nath, Neog, Hira, Muchahary, Mudoi, Borah, Konch, Patar, Rabha, Dewri, Dutta, Gogoi, Gowal, Lahan, Saikia, Begum, and Chaithanee