The purpose of this study was to analyze the relationship A Causal model for sexual role Schema, sexual knowledge and self differentiation. The statistical population of this study was ordinary married women in Shiraz. To determine the sample size, using randomized sampling method, based on the number of components in the model, there were 310 normal couples including 155 women and 155 married men whose marriage duration varied between 5 and 12 years, and The age of those under 50 was chosen. The data gathering tool, which included three scalar differentiation Scorner et al., Sexual awareness of Snell, Fisher and Miller, was a gender role model of Bam, which confirmed the validity and reliability of the instrument. Data analysis was carried out using Spss and Amos software at descriptive and inferential levels. The results showed that the results showed that the effect of gender role models and sexual anxiety scales on meaningful differentiation is meaningful, meaning that gender role models have a direct and significant effect on differentiating effect and sexual awareness has a reverse and significant effect on differentiation.