Dewantara Kirti Griya Museum is an educational history museum in Yogyakarta. The Purpose of this study is to describe the promotion strategy used to explain the supporting factors and the inhibiting factors faced by the Dewantara Kirti Griya Museum in Yogyakarta. The research methods used in this study is a descriptive with qualitative closure that a problemsolving procedure and investigate by describing the facts of research’s object condition. The methods of collecting data done through the interview, observation, literature review, and documentation. Based on the research, it can be seen that the promotion strategy of Dewantara Museum Kirti Griya Yogyakarta is .identifying the target audience, setting communication goals, designing messages, choosing communication channels, allocating promotional budgets, deciding on promotional mixes, measuring promotion result, and managing integrated marketing communications. This used to the promotion delivered in accordance with the characteristics of interested visitors came to the museum.