Abstract: The theory of "embeddedness" of new economic sociology, the research methods of individual social network and the research results of individual social network in the field of entrepreneurship are synthesized, focused on the current situation of sports entrepreneurship market development and the growth dilemma of sports start-ups in China. From two perspectives of entrepreneurship resources acquisition and entrepreneurship ability formation, the research directions of entrepreneurs' individual social network are pointed out promoting the growth of sports start-ups, preliminarily explaining the path of the early growth of sports start-ups by entrepreneurs' individual social network in the structural dimension.