Cognomen Padai (Padai 
) , around the world, is quite a rare family name. The family name Padai is characteristic of India, where it is a rare surname, Malaysia, where it is a very rare surname, and the United States, where it is an extremely rare surname. Much less frequently, Padai is the forename as well as the last name.
Aru, Sajal, Sajay, Sunil, Sujit, Anant, Anima, Arati, Arjun, Ashit, Ashok, Ajali, Chaya, Badal, Bemal, Kanai, Kamal, Kajal, Parul, Palas, Pintu, Putul, Samir, Ranit, Mihir, Meena, Uma, Maya, Soma, Alak, Anup, Amal, Amia, Asha, Ajay, Bela, Ranu, Raju, Reba, Diip, Gour, Mangu, Manoj, Mantu, Manju, Maila, Mohan, Mithu, and Rakha