The research aims to determine the positive and significant influence of the personality competence of PAK teachers on the learning interest of class VIII students at SMP Negeri 3 Tarutung for the 2023/2024 academic year. The research hypothesis is that there is a positive and significant influence between the personality competence of PAK teachers on the learning interest of class VIII students at SMP Negeri 3 Tarutung for the 2023/2024 academic year. Descriptive and inferential quantitative research methods. The population of all class VIII students at SMP Negeri 3 Tarutung for the 2023/2024 academic year who are Protestant Christians is 212 people. Random sampling was taken, namely 20% of the total population, namely 42 people. The research instrument is a closed questionnaire. The results of data analysis obtained: a) The value rcount=0.489>rtabel=0.304 and tcount=3.546>ttable=2.021 shows that there is a positive and significant relationship between the personality competence of PAK teachers and the learning interest of class VIII students at SMP Negeri 3 Tarutung for the 2023/2024 academic year. . b) Regression equation. c) The determination test revealed that the influence was 23.91%. d) Hypothesis testing obtained Fcount=12.566>Ftable=3.23, so H0 is rejected and Ha is accepted. The research concluded that there was a positive and significant influence between the personality competence of PAK teachers on the learning interest of class VIII students at SMP Negeri 3 Tarutung for the 2023/2024 academic year.