Family name Dacu (Dacu 
) , in the world, is a rare cognomen. The last name Dacu is characteristic of Romania, where it is a rare surname, Philippines, and Indonesia, where it is a very rare surname. Much less frequently, Dacu is the forename as well as the last name.
Joy, Evelyn, Zenona, Maryjoy, Rosalie, Rogelio, Remalyn, Gaycarmel, Temoteo, Nerissa, Espera, Madalina, Apolinar, Cristian, Darshini, Leonardo, Nicoleta, Celestino, Pandelica, Grace Lyn, Peter John, Angelina, Teodor, Gerald, Darius, Mary, Mark, Adah, Jula, Juvy, Olga, Maria, Mario, Sadra, Romeo, Girly, Erick, Henry, Marius, Andrei, Razvan, Robina, Roxana, Reggie, Reagan, Dennis, Donnie Rhey, and Leonardi Thomas