Virtual reality is a technology to simulate the real world by computer, with 3 characteristics of immersion, interaction and imagination. It is a new method applied to gait rehabilitation after stroke. This article briefly introduced the characteristics of virtual reality, and the value for rehabilitation in stroke patients. The recent development of the studies on virtual reality in gait rehabilitation for stroke was summarized, mainly included the advantages of virtual reality technology, virtual reality hardware devices applied to the gait rehabilitation, and its therapeutic effect.