This study analyzes the relationships among the problematic internet use, marital adjustment, couple burnout and basic psychological needs satisfaction levels according to different variables. It also examines the mediator role of marital adjustment between the basic psychological needs satisfaction levels and the couple burnout variables. The sample of this study, which is descriptive research based on the relational survey model, consisted of 348 married individuals residing in Osmaniye province. The Problematic Internet Use Scale, Marital Adjustment Scale, Couple Burnout Scale and Basic Psychological Needs Scale were used as the data collection instruments of the study. Moreover, the Personal Information Form, which had been developed by the researcher, was used to obtain demographics of the participants as married individuals. As a result of this study, it was seen that there is a positive relationship among problematic internet use and couple burnout, as well as the marital adjustment and the basic psychological needs satisfaction level. However, the relationship between couple burnout and basic psychological needs satisfaction levels; and also the relationship between marital adjustment and couple burnout were found negative. It was found out that the marital adjustment, basic psychological needs satisfaction levels and problematic internet use variables explained 42.8% of the total variance in couple burnout and the marital adjustment played a partial mediator role in the relationship between basic psychological needs satisfaction and couple burnout variables. The results obtained from this study were discussed and interpreted based on a literature review. Finally, certain recommendations are made according to the findings of the study.