In this era of increasing globalization, there are many things that must be considered, especially in the banking world, which is developing so rapidly. One of the government financial institutions, one of which is PT Bank Rakyat Indonesia (Persero) Tbk, which is most widely known by the public as BRI, is a financial institution that provides various financial services. BRI is a bank that seeks to restore and develop customer trust in interest in saving with various strategies, to collect funds from the public. The purpose of this study is 1) To determine whether financial literacy has a partial effect on the interest in saving of FEB UIN Kiai Haji Achmad Siddiq Jember students at Bank Rakyat Indonesia (BRI). 2) To determine whether income has a partial effect on the interest in saving of FEB UIN Kiai Haji Achmad Siddiq Jember students at Bank Rakyat Indonesia (BRI). 3) To determine whether promotion has a partial effect on the interest in saving of FEB UIN Kiai Haji Achmad Siddiq Jember students at Bank Rakyat Indonesia (BRI). 4) To find out whether financial literacy, income, promotion simultaneously influence the interest in saving of FEB UIN Kiai Haji Achmad Siddiq Jember students at Bank Rakyat Indonesia (BRI). The method used in this study is to use a quantitative method, data collection techniques using questionnaires. In determining the sample in this study using purposive sampling, the sample used was 94, the data collection technique used non-probability sampling, using the slovin formula. Data analysis used is data instrument testing, classical assumption testing, hypothesis testing, and multiple linear analysis. The results of this study indicate that: 1. The financial literacy variable (X1) does not have a significant partial effect on the interest in saving of FEB UIN Kiai Haji Achmad Siddiq Jember students at Bank Rakyat Indonesia (BRI). 2. Income variable (X2) does not have a significant partial effect on the interest in saving of FEB UIN Kiai Haji Achmad Siddiq Jember students at Bank Rakyat Indonesia (BRI). 3. Promotion variable (X3) has a significant partial effect on the interest in saving of FEB UIN Kiai Haji Achmad Siddiq Jember students at Bank Rakyat Indonesia (BRI). 3. Financial literacy, income, promotion variables have a significant effect on the interest in saving of FEB UIN Kiai Haji Achmad Siddiq Jember students at Bank Rakyat Indonesia (BRI).