The aim of this research was to investigate the relationships among forgiveness, gratitude, and psychological vulnerability. 416 university students completed the Trait Forgiveness Scale, Gratitude Scale and Psychological Vulnerability Scale. The Participants' degree programs were psychological counselling and guidance, primary education, special education, early childhood education, science education, and child development. Relationships between the three constructs were analyzed through The Pearson Product Moment Correlation Coefficient.Structural Equation Modelling (SEM) was used to examine the extent to which forgiveness was predicted by gratitude and psychological vulnerability. Results showed that there were significant relationships between forgiveness, gratitude, and psychological vulnerability. Indices of Structural Equation Modelling (SEM) indicated that forgiveness was strongly predicted by gratitude and psychological vulnerability. The findings highlight the importance of gratitude and psychological vulnerability in the level of forgiveness.