Objective: The present research examines the association between narcissistic personality and sexuality, and what the consequences of this association might be in relation to the perceived parental attitudes. Additionally, it explores the role of narcissism within the context of romantic relationships. Methods: This study consisted of 267 young adults between ages 19 to 38 with a mean age of 25.85 years. Results: A series of hierarchical regression analyses were conducted to examine the association between narcissism, romantic relationships, and sexuality after controlling the possible effects of perceived parental attitudes. Results revealed a significant association of narcissism with romantic relationships, and sexual behavior, indicating that people with narcissistic personality have a strong tendency in sexual permissiveness. The narcissism also found to be an important factor in predicting relational esteem, relational monitoring, internal relational control, relational assertiveness and relational anxiety. Conclusion: The findings of this study shed a light on the association between narcissistic personality, parental attachment, close relationships and sexuality. Mental Health specialist working with narcissistic personalities need to work on the sexual relationship dynamics as well as the influence of maternal overprotection on intimate relationships. [Anadolu Psikiyatri Derg 2018; 19(1.000): 29-36]