UFC 319的主要活动是看到德利库斯·德普利西斯在芝加哥对坎扎特·奇马耶夫的中量级头衔进行辩护。 UFC 319's main event will see Dricus du Plessis defend his middleweight title against Khamzat Chimaev in Chicago.

UFC 319 的主卡定于 8 月 16 日在芝加哥举行，德里库斯·杜普莱西斯 （Dricus du Plessis） 将对阵卡姆扎特·奇马耶夫 （Khamzat Chimaev） 卫冕中量级冠军头衔。 The main card for UFC 319, scheduled for August 16 in Chicago, features Dricus du Plessis defending his middleweight title against Khamzat Chimaev. 其他经证实的战斗包括:Geoff Neal对Carlos Prates在韦尔特重量中,Jared Cannonier对Michael Page, Tim Elliott对Kai Asakura在飞行重量中。 Other confirmed fights include Geoff Neal vs. Carlos Prates in welterweight, Jared Cannonier vs. Michael Page, and Tim Elliott vs. Kai Asakura in flyweight. 联合主赛事尚未公布, UFC主席达纳·怀特表示尚未做出决定. The co-main event has yet to be announced, with UFC President Dana White stating no decision has been made.