King's Gate may refer to: Gate of the King (Madagascar) in Mahajanga King's Gate (Aachen) () King's Gate (Berlin) () King's Gate (Kaliningrad) () King's Gate (Kassel) () King's Gate (Minden) () King's Gate (Nuremberg) () King's Gate aka Kuninkaanportti in Helsinki Gate of All Nations in the ruins of Persepolis, Iran King's gate, a firearm loading mechanism designed by Nelson King for the Winchester Model 1866 See also Kingsgate (disambiguation)