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Introduction: Perfectionism is a capacity belonging with high action criteria and critical self-appraisals. It is necessary to check its psychometric properties in Iranian samples to use Frost Multidimensional Perfectionism Scale (FMPS) as perfectionism assessing tool. Aim: The aim of current research has been the determination of FMPS psychometric properties in Iranian non-clinical samples. Method: In this descriptive study, 304 B. A. and M. D. students of Shahed University completed FMPS. The methods internal consistency and splitting were utilized to investigate reliability of FMPS. The tools Experiences in Close Relationship-Revised and Five Facet Mindfulness Questionnaire, Short Cognitive Emotion Regulation Questionnaire and Depression, Anxiety and Stress Scale-21 item were applied to investigate convergent validity of FMPS. FMPS factorial structure was checked with Confirmatory Factor Analysis. Results: Data analysis showed acceptable reliability and validity of FMPS in Iranian non-clinical samples. Six-factor structure of FMPS was also confirmed. Conclusion: Findings of the current research confirmed the usage of FMPS in psychological research and clinical Trails.