Background: Obesity is a serious problem for males and females around the world. World Health Organization have determined obesity when body mass index equal or above 30 Kg/m2, where obesity is classified into 3 classes including; class I for BMI ranged between 30-35Kg/m2, Class II for BMI ranged between 35-40 kg/m2 and Class III for BMI over than 40 Kg/m2 . Aim : The aim of this study was to study the Complications of Endoscopic Bariatric Surgery after different bariatric surgeries. Patients and methods: This study was carried out in the Department of General Surgery in Zagazig University Hospitals and included 36 obese patients attending at zagazig university hospital fulfilling the inclusion criteria. Results: This study was conducted to study the Complications of Endoscopic Bariatric Surgery. This study included 36 patients; they were 26 females and 10 males (72.2% and 27.8% respectively). Their ages ranged from 29 to 60 years with a mean age of 47.52 ± 8.88 years. Conclusions: There is an increasing role for the endoscopist in the multidisciplinary treatment of obesity, particularly in the surgery complications. Since it prefer to use many techniques to overcome postoperative complications of Endoscopic Bariatric Surgery.