This research aims to examine the relationship between the social media addictions of married individuals and their tendency towards marital adjustment and cheating. The sample of the study consists of 207 married individuals living in Samsun. Personal Information Form, Social Media Addiction Scale, Attitude towards Cheating Scale, and Marriage Adjustment Scale were used as data collection tools to reach the participants' sociodemographic information.As a result of the research; it has been understood that there is a very weak positive and statistically significant linear relationship between the mean score of the Social Media Addiction Scale and the mean score of the Attitude Towards Cheating Scale. It has been understood that there is a weak, negative, and statistically significant linear relationship between the mean score of the Social Media Addiction Scale and the mean score of the Marriage Adjustment Scale. Additionally, analyzes were made according to other variables of the study, and suggestions were made