Da Un Jung

Jung Da-un (born 7 December 1993), anglicized as Da Un Jung, is a South Korean professional mixed martial artist who competes in the Light Heavyweight division of the Ultimate Fighting Championship (UFC).

A professional competitor since 2015, he has also formerly competed for HEAT where he was the Light heavyweight Champion.

Starting his career in 2015, Jung compiled a 11–2 record fighting for various East Asian regional promotions, with his most memorable accomplishment being winning the HEAT Light Heavyweight Championship via TKO against Yuto Nakajima.

Jung made his UFC debut against fellow newcomer Khadis Ibragimov on August 31, 2019, at UFC Fight Night 157.

He won the fight via standing guillotine in the third round.

Jung faced Mike Rodríguez on December 21, 2019, at UFC Fight Night 165.

He won the fight via knockout in the first round.

Da Un Jung was scheduled to face Ed Herman on May 2, 2020, at UFC Fight Night: Hermansson vs. Weidman.

However, on April 9, Dana White, the president of UFC announced that the event was postponed to a future date.

The bout with Herman was rescheduled for August 1, 2020, at UFC Fight Night 175.

However, Jung was removed from the bout on July 23 due to alleged travel restrictions related to the COVID-19 pandemic.

Jung faced Sam Alvey on October 24, 2020, at UFC 254.

After a back and forth battle, the fight was declared a draw.

As the first bout of his new contract, Jung was scheduled to face Shamil Gamzatov on April 10, 2021, at UFC on ABC 2.

However, Gamzatov was removed from the bout on March 24 due to alleged Visa issues and replaced by William Knight.

Jung won the bout via unanimous decision.

Jung was scheduled to face Kennedy Nzechukwu on October 16, 2021, at UFC Fight Night 195.

However, the bout was postponed to UFC Fight Night 197 on November 13, 2021, for unknown reasons.

Jung won the bout via knockout in round one.

Jung faced Dustin Jacoby on July 16, 2022, at UFC on ABC 3.

He lost the fight via knockout in the first round.

Jung faced Devin Clark on February 4, 2023, at UFC Fight Night 218.

He lost the fight via unanimous decision.

Jung faced Carlos Ulberg on September 10, 2023, at UFC 293.

He lost the fight in round three via rear-naked choke.