Mackenzie Dern’s first UFC strawweight title defense is set, as she faces Robertson on Saturday, Aug. 15, 2026, at Xfinity Mobile Arena in Philadelphia.
Dern enters her maiden defense with a 16-5 professional record, including 11-5 in the UFC. She captured the vacant 115-pound belt by defeating Virna Jandiroba at UFC 321 in October and rides a three-fight winning streak into the matchup.
Robertson brings a 17-8 pro record and a 14-6 UFC mark into her first crack at the strawweight title. She has won seven of her past eight bouts and is currently on a five-fight winning streak that includes victories over Marina Rodriguez and Amanda Lemos in the UFC Fight Night 269 co-main event.
Betting odds from FanDuel have Dern listed as a -188 favorite, with Robertson set as a +146 underdog for the Philadelphia title clash.
