UFC 243: Whittaker vs. Adesanya was a mixed martial arts pay-per-view event produced by the Ultimate Fighting Championship that took place on October 6, 2019, at Marvel Stadium in Melbourne, Australia.

Al Iaquinta is an American former professional mixed martial artist who competed in the lightweight division of the Ultimate Fighting Championship, having once challenged for the Lightweight championship belt. A professional MMA competitor since 2009, Iaquinta has been signed with the UFC since 2012.