en ● International Health مقاله اصيل پژوهشي Orginal Article <div style="text-align: justify;"><strong>Background:</strong> Infertility is one of the major problems in reproductive health. This research was carried out to evaluate the relationship between infertility, attachment, identity, sexual function, and sexual self-esteem in married women.<br> <strong>Methods:</strong> In this causal-comparative and correlational study, 300 voluntary married women (fertile=150, infertile=150) in Mashhad were selected through random sampling in 2019. Collins and Read&rsquo;s Revised Adult Attachment Scale, Identity Style Inventory, Female Sexual Function Index, and Sexual Self-Esteem Index for Women-Short Form were used to gather data. Data were analyzed using a t-test, Pearson correlation coefficient, and regression analysis with SPSS-24 software(p<0.05).<br> <strong>Results:</strong> &nbsp;There was a significant difference between sexual function and sexual self-esteem of the fertile and infertile women (P=0.000). Also, the results demonstrated that there was a significant relationship between a sexual function with attachment styles and identity status in women. There was a significant relationship between sexual self-esteem and the status of identity (all p<0.05).<br> <strong>Conclusion:</strong> It can be concluded that infertility can have a significant impact on sexual function. Moreover, there is a significant relationship between attachment and identity styles with sexual function and sexual self-esteem.</div> Infertility, Attachment, Identity, Sexual Function, Women 606 614 http://jrh.gmu.ac.ir/browse.php?a_code=A-10-1707-1&slc_lang=en&sid=1 Hossein Shareh hsharreh@yahoo.com.au 0793633141 100319475328460019711 Yes Department of Educational Sciences, School of Letters & Humanities, Hakim Sabzevari University, Sabzevar, Iran. Zahra Robati robati.zahra@yahoo.com 0932293824 100319475328460019712 No Department of Psychology, School of Psychology and Educational Sciences, Semnan University, Semnan, Iran. Elham Haghi haghi.elham@yahoo.com 0919897517 100319475328460019713 No Department of Psychology, School of Psychology and Educational Sciences, Ferdowsi University of Mashhad, Mashhad, Iran.