The invention discloses a reflection fiber acceleration measurement device. The reflection fiber acceleration measurement device comprises a measurement part and a signal processing part, wherein themeasurement part comprises a substrate, a shell and a measurement mechanism, wherein the measurement mechanism is arranged in the shell, the whole is sealed to form a cavity, and the signal processingpart comprises a collimating light source, a left detector, a right detector, a conditioning amplification circuit, a driving circuit and a micro controller. In the reflection fiber acceleration measurement device, a fiber is used as a sensitive component, the reflection fiber acceleration measurement device is built by a cantilever beam structure, and the device has the characteristics of temperature self-compensation, high sensitivity, good dynamic response, electromagnetic interference resistance and no invasion to a local electromagnetic environment, is used for monitoring a force, a speed, acceleration and vibration and is particularly suitable for application of a complicated and strong electromagnetic environment.