Objective:To summarize the research on the application of online health community-based user personain the field of cancer at home and abroad, so as to provide reference for the related research and application in this field in the future.Methods:Computer search of CNKI, China biomedical literature database, VIP, Wanfang, Web of Science, Embase, MEDLINE, PubMed, CINAHL, Cochrane Library, a total of 10 Chinese and English databases, focused on the relevant research on building user personas based on online health communities in the field of cancer, and the search time limit was from the establishment of the database to April 20, 2022. Literature was screened, data extracted and summarized.Results:Totally 11 literatures were included. The construction process of user persona based on online health community included data collection, tag extraction and persona presentation. The functional diversity and implementation feasibility were showed in the application content in the field of cancer. It can quickly identify the differences in health information needs of cancer patients, provide personalized decision support and nursing services, strengthen health information education, and improve patients′ self-management ability.Conclusions:The integration of user persona and cancer field based on online health community was in the initial exploration stage, and the feasibility and effectiveness of promoting patients′ health behavior were confirmed by existing studies. In the future, it is still necessary to be promoted in the empirical research on its application in clinical practice, so as to lay a foundation for providing targeted patient health management programs in the future.