UFC on ESPN 7: Overeem vs. Rozenstruik was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on December 7, 2019 at Capital One Arena in Washington, D.C., United States. A heavyweight bout between former 2010 K-1 World Grand Prix Champion, Strikeforce Heavyweight Champion and UFC Heavyweight Championship challenger Alistair Overeem and Jairzinho Rozenstruik served as the headliner.