%A NIM.: 16710079 Inggrid Putri Diandini %O Pembimbing: Denisa Apriliawati, S.Psi., M. Res. %T HUBUNGAN ANTARA PENYESUAIAN DIRI DAN KESEJAHTERAAN PSIKOLOGIS SANTRI TAHUN PERTAMA PONDOK PESANTREN ASSHIDDIQIYAH JAKARTA %X Islamic Boarding School is one of the educational institution which participate in running and actualizing the national education system based on religiosity. However, the education in Islamic Boarding School presents a variety of experiences that are more complex and it will affect the psychological well-being of students (santri). This study aims to determine the relationship between self-adjustment AND psychological well-being of the first year students in Asshiddiqiyah Islamic Boarding School, Jakarta. . The method used in this study is quantitative with 2 research scales, namely: adjustment scale and psychological well being scale. The populations in this study are Junior High School students of Manba’ul Ulum Asshiddiqiyah. This study used a purposive sampling technique in determining the sample, with a total of 113 students. The analysis technique used is multiple linear regression with the Jamovi software. The results showed that the p value <0.001 means that there is a significant relationship between self adjustment and psychological well being with an effective contribution of 20,6%. %K Penyesuaian Diri, Kesejahteraan Psikologis, Santri Tahun Pertama Asshiddiqiyah %D 2023 %I UIN SUNAN KALIJAGA YOGYAKARTA %L digilib60753