BACKGROUND: Breast cancer is the most common type of cancer among women world wide ranking second in mortality from cancer. Bse is a screaning method that should be taught at an early age so as to educate women about the importance of early detection of breast cancer. OBJECTIVES: The aim of this study was to evaluate the level of knowledge of midwifery and  nursing  student regarding breast self –examination . METHODS: This study is descriptive on 23 midwifery and 69 nursing  student.data collection tool was a questionnaire the included6  questions about demographic characteristics ,and 14 question about knowledge breast self examination. Data analyzed by descriptive statistics. RESULTS: Our results show that the average age being (21-35),majo rity of them are single (%67/4)and (%29/3) twin. Our result showed no significant differences in midwifery and nursing knowledge.(p>5%). Our result showed the students of midwifery and nursing have mild knowledge. CONCLUSIONS: It seems that despite of the importance of the BSE in early diagnosis of breast cancer  the majority of women have poor knowledge and practice about BSE.Based on the positive attitude of most women about BSE ,it is   that increasing the knowledge of women by education    ways of breast cancer, especially BSE ,this will be available by more attention of public health centers, TV and newspaper for increasing  women awareness. Key word:breast,student,cancer,self examination