All around the world, Diciembre (Diciembre 
, Disyembre ) is a very rare epicene forename. The first name Diciembre is habitual in Latin America and the Caribbean, particularly Mexico, where it is a very rare unisex name. More prevalently, Diciembre is the last name as well as the forename.
Ana, Ariel, Adela, Celia, Benny, Bella, Pablo, Rolly, Ruben, Delia, Llego, Jaime, Jonar, Jorge, Jovan, Jolee, Julia, Norma, Eliza, Elisa, Elias, Elena, Anita, Angel, Sonny, Sammy, Jun, Eva, Ivy, Mark, Migx, Miya, Alma, Andy, Raul, Rosa, Edgar, Dawn, Luna, Jose, John, Joel, June, Noel, Elma, Omar, Maria, Mario, Luis, and Erick