UFC on ESPN: dos Anjos vs. Edwards (also known as UFC on ESPN 4) was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on July 20, 2019 at the AT&T Center in San Antonio, Texas.

[2] The event marked the promotion's second visit to San Antonio and first since UFC Fight Night: Swanson vs. Stephens in June 2014.

[2] A welterweight bout between former UFC Lightweight Champion Rafael dos Anjos and Leon Edwards was the event headliner.

[3] Alexey Oleynik was expected to face Walt Harris on May 4, 2019 at UFC Fight Night: Iaquinta vs.

As a result Maia was fined 30 percent of her purse, and the bout proceeded as scheduled at a catchweight.