Cognomen Nanthi (Nanthi 
, นันทิ , นันธิ ) , around the globe, is a rare last name. The family name Nanthi is habitual in Thailand, where it is a rare surname, New Zealand, where it is a very rare surname, and Malaysia. In absolute terms, it most frequently occurs in Thailand, India, and Malaysia. Also, Nanthi is the forename as well as the last name.