Aim: was to investigate the relation between student achievement and their satisfaction level post attending training at delivery room. Setting: The study was conducted at the Obstetrical and Gynecological Department of the faculty of nursing at Ain Shams University. Design: A descriptive design was utilized. Sampling: A Purposive sample included (128) student nurse. Data collocation Tools: the first tool was interviewing questionnaire tool for assessing the general characteristics of students. The second tool is a checklist to assess student clinical achievement during training in the delivery room. The third tool is the satisfaction questionnaire for assessing student nurses' satisfaction post attending at the delivery room. The fourth tool is a questionnaire to assess barriers preventing student satisfaction during their training in the delivery room.  Results: reveals that near three quarters among the student had clinical achievement in the delivery room, while forty nine of them had need reevaluation to assess clinical achievement in the delivery room. The result shows that near third quarter of students had satisfied with training in delivery room. While thirty seven of students were un satisfied with training in delivery room. On the other hand more than half of them reported no barriers related to clinical training in delivery room. Conclusion: This aim was significantly answered with the framework of present study research questions; and student clinical training objective achieved at training in delivery room. Nursing student satisfied with training in delivery room and student reported no barriers related training in delivery room. Recommendations: The clinical instructors should encourage student's trials to do difficult nursing tasks in a successful manner which tends to increase the students competency self-efficacy. Regular seminars and meeting should be held with the clinical instructors to discuss how to improve the factors that may strength them satisfaction about clinical training environment and competency self-efficacy among nursing students.