The invention discloses a laser marking method safe for human eyes, which is characterized in that an all-fiber laser with the optical wavelength between 1.52 microns and 1.59 microns is provided, pulse laser is output by the all-fiber laser, the pulse laser is irradiated to a workpiece to be processed after being amplified and focused, and laser marking is realized through relative movement of a focusing position and the workpiece to be processed; wherein the pulse laser is composed of pulse trains, each pulse train comprises 2-6 pulses, the pulse width of each pulse is smaller than 10 picoseconds, the interval between every two adjacent pulses is smaller than 50 nanoseconds, one million to ten million pulse trains are included per second, and finally output single pulse energy is not larger than 100 nanojoule. The laser adopted by the invention has a high damage threshold to human eyes, and can be suitable for surface marking of metal materials, composite materials, transparent materials, organic materials and the like.