The present invention provides a laser backlight lamp assembly, having a LED light bar and a laser light bar at one side of the LED light bar, and a laser light source of the laser light bar is a green laser light diode; a LED lamp of the LED light bar has a base, a heat sinker installed in the base, a blue light lampwick fixed on the heat sinker and a light housing, and colloid containing fluoride red phosphor is filled inside the base, and the colloid covers the blue light lampwick, and the light housing covers the base and houses the colloid, and the laser light source of the laser light bar and the LED light bar illumine at the same time to be backlight lamps. The present invention further provides a backlight module and a display device.