Unlike boxing where fighters can go 25-0 without facing a quality opponent, MMA seems to weed-out undefeated fighters. Recently we've seen several lose their "O", including Rousey, Felder, LaFlare, Chandler, and Cormier. These are the current highly ranked undefeated fighters in MMA. Who's next to lose? UFC Chris Weidman*, America, 13-0, MW Henry Cejudo, America, 9-0, FLW Holly Holm*, America, 10-0, BW Joanna Jedrzejczyk*, Poland, 11-0, SW Khabib Nurmagomedov, Russia, 22-0, LW Nicholas Dalby, Denmark, 14-0-1, WW Thomas Almeida, Brazil, 20-0, BW OTHER Aziz Pahrudinov, Russia, 14-0 (Oplot Challenge, Russia) LW Bekbulat Magomedov, Russia, 16-0 (Legacy of Sparta, Russia) FW Ben Askren*, America, 14-0 (WSOF, America) WW Ben Reiter, America, 16-0 (Bellator, America) MW Hayato Suzuki, Japan, 14-0 (Grachan, Japan) FLW Justin Gaethje*, America, 15-0 (WSOF, America) LW Kairat Akhmetov, Kazakhstan, 22-0 (Alash Pride, Kazakhstan) FW Luis Rafael Laurentino, Brazil, 31-0 (Titan FC, America) BW Vagab Vagabov, Russia, 20-0 (WSOF, America) MW Vitali Minakov*, Russia, 16-0 (Bellator, America) HW Yaroslav Amosov, Ukraine, 14-0 (Te0ch-Krep FC, Russia) WW * World Title holder