Surname Duica (Duica 
) , in the world, is quite a rare last name. The cognomen Duica is characteristic of Romania, where it is quite a rare surname, Colombia, where it is a rare surname, and Denmark. In absolute terms, it is the most numerous in Romania, Colombia, and Spain. Much less frequently, Duica is the forename as well as the last name.
Mr, Lidia, Luiza, Jorge, Jesus, Elena, Ibeth, Ionut, Ioana, Marian, Marina, Marius, Monica, Mirela, Mircea, Silvia, Stefan, Andrea, Andres, Andrei, Arturo, Adrian, Laura, Diana, David, Romeo, Ms, Dan, Lia, Alex, Alin, Aida, Rita, Dana, Gaby, Gili, Carlos, Luis, Juan, Ibon, Oana, Maria, Marin, Mihai, Sonia, Alina, Adina, Kelly, Jose, and Carmen