UFC Fight Night: Volkov vs. Aspinall (also known as UFC Fight Night 204 and UFC on ESPN+ 62) was a mixed martial arts event produced by the Ultimate Fighting Championship that took place on March 19, 2022, at The O<sub>2</sub> Arena in London, England.
The event was the first in London since in March 2019. The UFC was expected to return to the city in March 2020 at and in September 2021 at , but the first event was cancelled due to the COVID-19 pandemic, and the latter was relocated to Las Vegas.
A heavyweight bout between former Bellator Heavyweight World Champion Alexander Volkov and Tom Aspinall headlined the event. Aspinall was originally expected to face Shamil Abdurakhimov, but after he was pulled in favor of the main event spot, Abdurakhimov was rescheduled against Sergei Pavlovich instead.
A bantamweight bout between Jack Shore and Umar Nurmagomedov was scheduled for the event. However, Nurmagomedov was removed from the bout due to undisclosed reasons and replaced by Timur Valiev.
A flyweight bout between Jake Hadley and Francisco Figueiredo was scheduled for the event. However, Figueiredo withdrew from the event due to undisclosed reasons and was replaced by Allan Nascimento. Hadley eventually had to pull out due to injury and the bout was scrapped. They were later rescheduled to meet at UFC Fight Night 209.
A lightweight bout between Jai Herbert and Mike Davis was scheduled for the event. However, Davis withdrew from the bout for personal reasons and was replaced by Ilia Topuria.
Cláudio Silva was expected to face Gunnar Nelson in a welterweight bout. However, Silva pulled out in early March due to a knee injury. He was replaced by Takashi Sato.
A bantamweight bout between Liudvik Sholinian and Nathaniel Wood was scheduled for this event. However, due to the Russian invasion of Ukraine, Sholinian was unable to leave Ukraine or train properly, so he was replaced by Vince Morales. In turn, just days before the event, Morales withdrew due to illness. The pairing will be rescheduled for a future event.
The following fighters received $50,000. While the UFC usually gives out four bonus awards for each event, a record of nine post-fight bonuses were given out to each fighter who secured a finish.
The event was widely regarded by the MMA media as the best event of 2022.