ROH & NJPW: Global Wars – Chicago was a co-produced professional wrestling event featuring American promotion Ring of Honor (ROH) and Japanese promotion New Japan Pro-Wrestling (NJPW). It took place on October 15, 2017, at the Odeum Expo Center in Villa Park, Illinois, USA, and served as the fourth and final night of the ROH & NJPW Global Wars U.S. tour, and was headlined by Kenny Omega (c) vs. YOSHI-HASHI for the IWGP United States Heavyweight Championship.