The purpose of this study are: 1 to analyze the effect of multiple intelligence (MI) on the solemnity of prayer in the XII grade students of the Mu'alimin Muhammadiyah Yogyakarta Madrasah. 2. This research was conducted in the hope of contributing to the development of theory, especially in relation to Islamic psychology. In addition, it is expected to contribute significantly in practice to increase the solemnity of prayer, especially in the Muhammadiyah Yogyakarta Mu'alimin Madrasah education institution. The type of research approach according to the sampling technique is the population approach. This type of approach according to the emergence of variables is a non-experimental approach with the "One-shot" model correlation research. There were 85 subjects used as samples in this study. The sampling technique used was using purposive sampling, namely the total number of students in class XII science. Data were analyzed using multiple regression analysis methods. The results are: 1. The nine independent variables (linguistic, logical mathematical, musical, kinesthetic, visual/spatial, interpersonal, intrapersonal, naturalistic, and existential intelligence) together have an effect on contributing to the dependent variable (solemn prayer) of 95.6%. 2. Independent variables with dominant influence (contribution) are existential variables of 92.3% of the dependent variable (solemn prayer). 3. The eight independent variables (linguistic, logical, mathematical, musical, kinesthetic, visual/spatial interpersonal, intrapersonal, and naturalistic intelligence) did not significantly influence the dependent variable (solemn prayer).