Various factors influence on mental health which among them are exercise and physical activity; regarding the close relationship that exists between these two categories. The aim of this study was to investigate the mental health of female athletes and technical staff of the national swimming team. The research method used in this study was descriptive-survey method.The study population included all swimmers and technical staff of the national team that 68 people were selected out of them using purposive sampling method. The measurement instrument of Mental Health was Minnesota Multiphasic Personality Inventory-2-Restructured Form which has been validated in Iran.After completing the questionnaires and extracting the data, mental health profile was traced using standard T Mc Gall scores and standard cut-off points of quartile deviation. Then, data figures were shown through percentage and frequency distributiontables. The research results showed that athletes and technical staff of the national swimming team in clinical scales including cerebration disorder, persecutory and harassment delusions, and strange experiences as well as in specific problem scales including fears limiting a behavior have a mean higher than theexercisenorm of a society and need individual and group counseling. It should be noted that no problem was observed in other scales and about 70 percent of the samples showed no disorder in mentioned scales.