SUPERMAN!!@Superman_Spann silences the Rio crowd and puts Lil Nog away in round 1! #UFC237 pic.twitter.com/KjiqceRpD0
— UFC (@ufc) May 12, 2019The UFC 237 preliminary card averaged 813,000 viewers on ESPN, according to ShowBuzz Daily.
That figure is the lowest for a pay-per-view preliminary card that has aired on ESPN since the promotion began its partnership with the network. UFC 235 drew the highest ratings for prelims so far on ESPN, with an audience of 1.48 million, while UFC 236 prelims (893,000) were the previous low.