The main purpose of this study was to examine the relationship between psychological well-being and psychological resilience levels of parents, and social competence and behaviors of children. Within the scope of this main purpose, it was examined whether there is a significant relationship between psychological well-being and psychological resilience levels of parents, between psychological well-being levels of parents and social competence and behaviors of their children, and between psychological resilience levels of parents and social competence and behaviors of their children. The sample of this study conducted in the relational screening model and choosed by simple random sampling method consists of 300 children aged between 3-6 years who are studying in 8 state preschool institutions located in 4 districts of Istanbul province (Şişli, Küçükçekmece, Avcılar, Üsküdar) during the 2017-2018 academic year and their parents. The Personal Information Form, Psychological Well-Being Scale, Psychological Resilience Scale for Adults and Social Competence and Behavior Evaluation-30 Scale were used as data collection tools. Statistical analyses of the obtained research data were carried out using the Spearman Rank-Order Correlation Analysis, Kruskal-Wallis H Test and Mann-Whitney U Test in IBM SPSS Statistics 22 program. At the end of the research, it was determined that there was a significant relationship between psychological well-being and psychological resilience levels of parents, and the social competence and behaviors of their children