Purpose: The Olympic legacy is an important legacy left to the host city by the Olympic Games. It presents the value of Olympic Games and push Olympic movement spread till now. The IOC has stressed the importance and necessity of Olympic legacy in official. The impacts of Olympic legacy promote the regeneration and renewal of the host city and it explores how does the sporting legacy and urban legacy of Olympic legacy impact in the ur-ban renewal and regeneration. It not only improves the sustainable development of city, but also promotes the cultural values of the Olympics. Method: This paper employs the systematic literature reviews to explore the relationship between legacy of Olympic Games and urban regeneration. After the initial search, 427 articles in English language from 2000 to 2020 were returned and it narrowed down to 19 articles finally. The information extracted from the remaining article were used to present how did sporting legacy and urban legacy impact urban regeneration and on which aspects did they impact. Results: The urban legacy and sporting legacy in urban renewal and regeneration process has played a very important role. The sporting legacy can improve the urban space planning via sport architecture and infrastruc-ture built or renovated for the Olympics to adjust urban renewal and regeneration. It also can produce certain impact on an urban infrastructure, such as promoting the improvement of the community, improve the transpor-tation environment and city pollution and other problems to promote the urban organic operation. The impacts of urban legacy are better reflected in the planning stage of the Olympic Games, integrating the problems left during urban development into the planning, and providing a direction for the renewal and regeneration of the city. Conclusion and discussion: First of all, the Olympic Games should be held in accordance with the evaluation of overall situation of the city itself. Rational thinking of the existing problems in city operation process should be conducted and the urban next stage of development prospects should be made at the same time. These two points should be considered as the focus of the Olympic Bid and planning. Then, improving the image of the city can be main task in the short term impact of Olympic Games as urban updating and regeneration. Finally, how to transform short-term temporary impact into long-term permanent impact will be a central issue in Olympic plan-ning.
4. Conclusions and Discussion