UFC on ESPN: Ngannou vs. dos Santos was a mixed martial arts event produced by the Ultimate Fighting Championship that was held on June 29, 2019, at Target Center in Minneapolis, Minnesota, USA.

Jussier Formiga is a Brazilian mixed martial artist who competes in the Flyweight division. A professional competitor since 2005, Formiga most notably competed in the UFC and is the former Shooto South America 123-pound champion.