<prompt> Most common nerve injured during normal vaginal delivery isFemoral nerveLateral femoral cutaneous nerveIliohypogastric nerveIlioinguinal nerve  <response>: Most common nerve injured during vaginal delivery - Lateral femoral cutaneous nerve followed by femoral nerve Most common nerve injured during cesarean section - Iliohypogastric nerve and Ilioinguinal nerve Ref: Williams Obs 24e pg 677. 