Cognomen Diavan (Diavan 
) , around the world, is a very rare surname. The cognomen Diavan is characteristic of Brazil, where it is a very rare surname, and India, where it is an extremely rare surname. Much less frequently, Diavan is the forename as well as the last name.
Ms, Rosani, Eclair, Isabel, Marcela, Stefani, Aniuska, Kareen, Claudia, Daniela, Ernesto, Viviane, Mauricia, Bárbara, Graziela, Barbara, Cilene, Susana, Sirlei, Ana, Eda, Alda, Lair, Joao, Maria, Marta, Alana, Kaoan, Pedro, Lauro, Nancy, Nelva, Olmir, Sinara, Guilherme, and Gladistone