Family name Santan (Santan 
) , worldwide, is quite a rare cognomen. The surname Santan is characteristic of the Dominican Republic, where it is quite a rare surname, Japan, where it is a rare surname, and Philippines. In absolute terms, it is commonest in Japan, Philippines, and India. More prevalently, Santan is the forename as well as the last name.
Sah, Mandal, Manjhi, Mishra, Mistri, Sharma, Bhuiya, Parera, Pandey, Paswan, Prasad, Dsouza, Thakur, Bhuiyan, Pereira, Rebello, D'Souza, D'Costa, Rodricks, Chaudhari, Rodrigues, Gonsalves, Yadav, Lopes, Gomes, Gupta, Saw, Sih, Bai, Ram, Ray, Das, Lal, Jha, Vaz, Sahu, Fernandes, Sinh, Dais, Dias, Lobo, Mahto, Mehta, Singh, Souza, Kumar, Pinto, Rawat, Devi, and Fernandis