Frontier pioneering culture is a form of culture that develops and reclaims the border areas, which brings along the border area’s development, promotes its progress, changes its backward condition It explicates the frontier through the joint efforts of dismissed government officials and station troops historically and by means of farm reclamation in modern times Its spreading depends on gradually infiltration and transmission of many cultural factors, including the place name So the spreading situation and the historic influence of the frontier pioneering culture can be reflected by the evolution of all kinds of cultural factors, such as the place name Because place names are often thought as a special cultural landscape, which may be seen and realized It is a condensation and retaining of regional culture on the surface Many cultural information could be found in one place name It’s usually thought as a valuable cultural fossil The studies on Hainan place names is believed to provide convincing historic evidences for the spreading and diffusion of the frontier pioneering culture in Hainan Island, and verified the process from one side The paper analyses the function of verification to the spreading and diffusion of frontier pioneering culture by place name through the following aspects: the concept of frontier pioneering culture, the relationship between frontier pioneering culture and Hainan place name, the structure characters of Hainan place names,and the place name reflection of the kinds of exploitation in every time since the year of 1949