UFC

Petr “No Mercy”Yan

UFC20-5-0

Division
Bantamweight
Stance
Switch
Height
5' 7"
Weight
135 lbs.
Reach
67"
Nationality
Krasnoyarsk Krai, Russia
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Fighter metrics

Wins by KO
7
Wins by submission
1
Wins by decision
7
Significant strikes / fight
63.5

Striking accuracy

54%

941 landed · 1,757 attempted

Takedown accuracy

56%

Recent fight form

Latest 5 verified results in our archive · 2023-03-11 to 2025-12-06

Wins

4 / 5

Losses

1 / 5

Historical results, not a prediction. See opponents and methods in fight history below.

Fight history

Petr Yan Bio

Petr Yan is a Russian mixed martial artist known as “No Mercy” who competes in the UFC’s bantamweight division. As of September 11, 2026, the UFC lists Yan as active and as its bantamweight titleholder. He previously became the undisputed UFC bantamweight champion by defeating José Aldo in July 2020, lost the belt by disqualification against Aljamain Sterling in March 2021, and later won the interim championship against Cory Sandhagen in October 2021. In December 2025, Yan regained the undisputed title with a unanimous-decision win over Merab Dvalishvili.

Born February 11, 1993, Yan is listed at 5 feet 7 inches tall with a 67-inch reach. A boxer by listed fighting style, he began boxing at 13 before transitioning to MMA after seven years. His UFC debut came on June 23, 2018, against Teruto Ishihara. Yan’s résumé also includes an ACB bantamweight championship, and the UFC profile says he graduated from an athletic institute after studying to become a youth boxing trainer. His game is built around pressure boxing, combination striking and a switch stance, with a willingness to mix in takedowns and grappling exchanges.

Record
20-5-0
Division
Bantamweight
Fighting style
Boxer
Stance
Switch
Height
5' 7"
Weight
135 lbs.
Reach
67"
Leg reach
38.00
Gym / team
Tiger Muay Thai Archangel Michael Fight Club
Nationality
Krasnoyarsk Krai, Russia
Residence
Yekaterinburg, Sverdlovskaya Oblast, Russia
Fighting out of
Yekaterinburg, Sverdlovskaya Oblast, Russia
Birth date
Feb 11, 1993 (age 33)
Age
33
Birthplace
, ,
Country
Russia

Petr Yan Questions & Answers

What division does Petr Yan fight in?

Petr Yan fights at bantamweight in the UFC. As of September 11, 2026, UFC listings identify him as the active UFC bantamweight titleholder.

How tall is Petr Yan and when was he born?

Yan is listed at 5 feet 7 inches tall, with a 67-inch reach. He was born on February 11, 1993.

When did Petr Yan make his UFC debut?

Yan made his UFC debut on June 23, 2018, when he faced Teruto Ishihara.

What UFC titles has Petr Yan held?

Yan won the undisputed UFC bantamweight championship in July 2020, captured the interim bantamweight title in October 2021, and regained the undisputed belt in December 2025.

What is Petr Yan’s fighting style?

The UFC lists Yan’s fighting style as boxing, while UFC Stats lists him as a switch-stance fighter. He is particularly associated with forward pressure, compact combinations and uppercuts, while also incorporating wrestling and grappling.

Where did Petr Yan train before focusing on MMA?

Yan says he started boxing at 13 and moved into MMA after seven years of boxing training. He also studied at an athletic institute, specializing in youth boxing coaching.