Long-term outcomes after bariatric surgery and quality of life depend on how well-educated women are about how to support postoperative weight loss and engagement of health-related behavior need women to do. Nurses had an important role in caring of post bariatric surgery pregnant women to reduce maternal and neonatal risks. Aim of the current study was to evaluate the effect of continuous care model on quality of life and maternofetal outcomes of pregnancy after bariatric surgery. Design: Quasi-experimental design. Setting: The study was conducted in Obstetric and Gynecological out-patient clinic at Benha University hospital. Subjects: A purposive sample of total 108 of Primigravida women after bariatric surgery “were recruited in the current study, they were allocated into two groups: control group included (54) Primigravida women they had ordinary nursing care. Study group included (54) Primigravida women they had continuous care model. Tools: five tools were used for data collection, A self-administered questionnaire tool, Women’s knowledge questionnaire tool, Health-related behaviors questionnaire, World Health Organization Quality of Life BREF (WHOQOL-BREF) & Maternal and neonatal outcomes questionnaire. Results of the study showed a highly statistically significant differences regarding knowledge and self-care practice between study and control groups regarding self-care of pregnancy after bariatric surgery. Results: The study showed a highly statistically significant differences regarding knowledge and self-care practice between study and control groups regarding self-care of pregnancy after bariatric surgery (p