The invention is suitable for the field of illumination and provides a runway threshold wing-row lamp and a navigation illuminating system. The runway threshold wing-row lamp comprises a lamp cap, a bracket and a base, wherein the bracket is used for supporting the lamp cap, the base is used for installing the runway threshold wing-row lamp, an LED (Light Emitting Diode) light source subassembly is arranged in the lamp cap and comprises a plurality of LED light sources, a driving module, reflecting cups and a radiating bracket, wherein the driving module is used for driving the LED light sources, the radiating bracket is used for installing the LED light sources and the reflecting cups, the reflecting cups correspond to the LED light sources one-to-one, an easily-folding subassembly is arranged on the bracket, one end of the easily-folding subassembly is fixedly connected to the base, the easily-folding subassembly comprises an easily-folding rod, and the middle of the easily-folding rod is provided with an easily-folding point. The invention adopts LED as a light source of the runway threshold wing-row lamp, can directly replace a vertical runway threshold wing-row lamp of a tungsten-halogen lamp under the premise of unchanging a navigation system and has high efficiency, long service life and low temperature in the runway threshold wing-row lamp.