To assess the clinical performance of robotic-assisted infra-renal aortic lymphadenectomy (IRL) using a single center-docked approach for patients with endometrial cancer. Methods. Robotic-assisted hysterectomy with pelvic and aortic lymphadenectomy was performed in 97 clinical stage I endometrial cancer (EC) patients with the intent to remove infra-renal aortic lymph nodes. Peri-operative data was contemporaneously accessioned and a retrospective database analysis was performed to examine clinical outcomes.