Objectives: In the present project, the impact of influencing psychological factors in sexual functional disorders was assessed. Method: This was a descriptive–retrospective study. 66 married patients diagnosed with sexual functional disorders were selected through available sampling from Tehran Psychiatric Institute, specialized clinic of sex therapy, and psychiatric private offices. The instruments used included psychiatrists’ final diagnosis, clinical interview, demographic questionnaire, and a questionnaire made by the researchers measuring psychological factors influencing sexual functional disorders. Data were analyzed through descriptive statistics. Findings: This evaluation showed that the most common psychological factors in sexual functional disorders were lack of enough training on sexual activities and insufficient sexual information, insufficient foreplay, incompatibility in relationship in general, unreason-able sexual beliefs, weak connection regarding needs or anxieties of each of the partners, presence of sexual disorder in sexual partner, anxiety about sexual performance and fear of lack of success in the sexual relationship, disturbed family relations and constricting parenting style, having unpleasant sexual experiences prior to marriage, guilt feeling about sexual intercourse because of its contradiction with religion, anxiety and depression. Results: Psychoeducational factors (precipitating, exhibiting, maintaining) impact the manifestation and maintenance of sexual disorders.