Morbid obesity in group of patients with chronic kidney failure has an important impact on access to kidney transplantation. Bariatric procedures can be used as an preparation for potential recipients, which can help to improve their metabolic status and reduce weight. We present the first experience of our centre based on a series of 3 morbidly obese patients with chronic kidney disease underwent Roux-en-Y gastric bypass before being reported to the national registry of recipients.