Shuningdek, nomi bilan tanilgan:Rainier Louis Henri Maxence Bertrand Grimaldi, Rainier III, Prince Rainier, Rainier Louis Henri Maxence Bertrand de Grimaldi, His Serene Highness Prince Rainier of Monaco, HSH Prince Rainier of Monaco, Rainier III de Monaco, Fürst Rainier von Monaco, HRH Prince Rainier of Monaco