In the world, Petroi (Petroi 
) is an extremely rare unknown gender given name. More frequently, Petroi is the last name as well as the forename.
Mr, Andrei, Ramona, Raluca, Rodica, Daiana, Dragos, George, Vasile, Melania, Michael, Mihaela, Andreea, Adriana, Catalin, Claudia, Rebecca, Daniela, Jasmine, Teodora, Nicolae, Emanuel, Alyssa, Stefan, Monica, Maryan, Ms, Dan, Lia, Mary, Mara, Alex, Alin, Ania, Anca, Beni, Aggeliki, Paul, Raul, John, Ilie, Ioan, Maria, Marco, Pavel, Diana, Ionut, Iovan, Radu, and Caterina