Worldwide, Mastai (Mastai 
) is a very rare unisex forename. The first name Mastai is habitual in Southern Europe, particularly Italy, where it is a very rare boy's name. More prevalently, Mastai is the last name as well as the forename.
Mr, Cesare, Daniel, Davide, Gianni, Nicole, Ilaria, Others, Mariana, Seraina, Andreas, Antonio, Camille, Camilla, Ricardo, Daniele, Giacomo, Luciano, Cornelia, Benjamin, Birgitte, Prashant, Cosimo, Chiara, Agnese, Ashley, Ms, Coni, Beat, Vito, Maria, Mario, Moshe, Carlo, Celia, Laura, Gabriela, Lilia, Luigi, Talia, Oscar, Marisa, Martha, Mattia, Susana, Andrea, Angela, Angelo, Lucas, and Giovanni