A trident is a three pronged spear used as a military weapon or for spear fishing. Close up view of the trident logo of the Maserati Quattroporte on the front grill, Maserati symbol logo. Maserati badge and trident symbol on the grille of a 2009 Maserati Quattroporte car. Another view of the famous Maserati symbol from the Italian luxury car makers. An old version of the Maserati logo with the red trident symbol. Auto Dealer US does not own the copyright of the Maserati logos and trident symbols used on this page. These images are used for educational purposes only.