Cognomen Manowanna (Manowanna 
, มะโนวันนา ) , throughout the world, is a rare last name. The surname Manowanna is characteristic of South-eastern Asia, particularly Thailand, where it is a rare surname.
Rut, Phakhila, Phakthila, Phongsri, Rajasompob, Ratchada, Nongnuch, Nollawat, Waraporn, Weerawan, Yaowatida, Sathaporn, Pacharahong, Nattapong, Wannaphen, Supicharat, Chompunuch, Pronchanok, Rajchasompob, Chindaphron, Pornchai, Pantawee, Chumnarn, Chawagon, Danai, Sawong, Kachen, Wipada, Sarayut, Sutassa, Sripoon, Aphiwat, Buakham, Kanjanaporn, Janjira, Jiranan, Tanarat, Nawarat, Ongamol, Onkamol, Warawut, Worawut, Manisara, Siriporn, Jarunat, and Patcharawan