Surname Kanjarat (กัญจน์รัตน์ 
, Kanjarat , กัญจน์รัชต์ ) , all over the world, is an extremely rare last name. The cognomen Kanjarat is characteristic of South-eastern Asia, particularly Thailand, where it is an extremely rare surname. Much more prevalently, Kanjarat is the forename as well as the last name.
Malai, Boonprempree, Boonpempree, Bunjerdwattanakul, Khuttiyawong, Puengtham, Jitpakdee, Temsongsai, Udomsattayanukit, Mukdamontri, Suwannakot, Settasupana, Keawchantra, Duangphapheng, Lertpatanakul, Tirasetpakdee, Pantaweesak, Pongsasithon, Tangpongsaphan, Tantirittiporn, Jantarasinghan, Siripatanakulkajorn, Chueatongthanee, Watanabe, Orana-Anugul, Limprukkasem, Somsub, Kliaothong, Noopan, Yimjan, Maliton, Maliwan, Masawat, Sorasit, Kalyavuthikit, Promson, Patcharawattanakul, Pookerd, Jaiprom, Tongrid, Tejanung, Noophan, Songsana, Kumsanit, Pettanom, Phanloed, Photipan, Limprukkasam, Raengpetch, and Charoenthanachan