Abstract:Background: The rate of caesarean section (CS) has been increasing among women in Egypt, However, it is selected by pregnant women without medical rationales and justification, thus the wrong concepts and knowledge can play a role on decision for selecting CS as the easier mode of delivery. Aim: To evaluate the effect of an interventional program on pregnant women's knowledge and attitude toward mode of delivery at Beni -Suef city. Methods: A quasi-experimental research design was used in this study composed of 287 primiparous women with normal pregnancy at 34-36 weeks of gestational age and with no indication to cesarean section was selected from antenatal clinic at Beni Suef general Hospital. The study was conducted from April to September 2016. Data collection tools: a structured interview questionnaires part I, Sociodemographic characteristics, part II; Knowledge Test regarding mode of delivery, and part III, Attitude Test regarding normal and cesarean delivery. Results: the study findings was reported that significantly higher total scores of pregnant women's knowledge (P=0.00) toward caesarian section after intervention compared with before intervention program. As regard to attitude of women toward cesarean section significantly decreased scores indicating lower positive attitude to cesarean section after intervention (P=0.00). Conclusion: based on the study findings and Hypothesis there were improvement of pregnant women's knowledge toward the mode of delivery. Recommendations: Based on the results study recommended that urgent preventive measures should be taken to reduce the high rate of cesarean deliveries by improving women's knowledge toward the advantage and disadvantage for different modes of delivery which can lead to positive attitude.