Jiri Prochazka: Record, UFC Champion, Height, Age & More

Jiri Prochazka doesn’t fight like most people think. The Czech slugger has amassed 32 MMA wins, 31 by knockout or submission, and he’s done it with a flair that earned him the UFC light heavyweight title in 2022 and a reputation as one of the division’s most unpredictable personalities. Alongside the statistics, his story includes a master’s degree, a shaved head for a fan’s cancer fight, and a post-fight cry that went viral.

Professional MMA Record: 32-6-1 ·
Finish Rate: 31 finishes out of 32 wins ·
Height: 6 ft 3 in (191 cm) ·
Birthdate: October 14, 1992 (age 33) ·
UFC Light Heavyweight Champion: Yes (former titleholder) ·
Shaved Head For: Supporting cancer patient Ashly

Jiri Prochazka: Key biographical facts

Seven facts that define Prochazka’s profile, one pattern: physical gifts and a unique fighting background.

The implication: Prochazka’s reach and height give him a striking advantage in the division, and his diverse martial arts background — Muay Thai, karate, and Brazilian jiu-jitsu — make him a puzzle for opponents. For comparison, other notable physical specimens in combat sports include Martyn Ford: Biography, Illness, Strength vs Thor & Eddie Hall.

How many fights has Jiri Prochazka lost?

What is Jiri Prochazka’s complete MMA record?

• Official record: 32-6-1 (UFC Stats)
• 31 of 32 wins are finishes — 27 by knockout, 3 by submission, plus 2 decisions (UFC Stats)
• Won 15 of his last 17 fights (UFC.com)

How many wins does Jiri Prochazka have by finish?

• 31 finishes out of 32 wins (UFC Stats)
• 27 wins by knockout, 3 by submission (UFC.com)
• 23 first-round finishes (UFC.com)

Prochazka lost to Alex Pereira twice — at UFC 295 (July 2023) for the vacant title and again at UFC 300 (April 2024). He also has a loss to Glover Teixeira by submission earlier in his career. For context on combat sports records across different fighters, see Tommy Fury: Net Worth, Boxing Record, and US Ban.

What this means: Prochazka’s two losses to Pereira are the only losses in his last 10 fights, but they both came for the title. He is 3-2 in UFC title fights (1 win, 1 vacate, 2 losses).

Has Jiri Prochazka ever been a UFC champion?

When did Jiri Prochazka win the UFC title?

• Yes, former UFC Light Heavyweight Champion (UFC.com)
• Won title by submitting Glover Teixeira at UFC 275 (June 2022) (UFC.com)
• Became the first UFC champion from the Czech Republic (UFC.com)
• Vacated title in January 2023 due to a shoulder injury

Who did Jiri Prochazka beat for the championship?

• Glover Teixeira, at UFC 275 in Singapore

The trade-off: Winning the title was a crowning achievement, but the shoulder injury that forced him to vacate the belt without defending it left a “what if” over his reign. The division moved on, and he has not reclaimed the title since.

Why did Jiri Prochazka cut his hair?

What is the story behind Jiri Prochazka shaving his head?

• Shaved his head publicly to support a cancer patient named Ashly (UFC.com mentions his shaved head as a gesture)
• Symbolic gesture of solidarity and raising awareness

Why this matters: In a sport full of carefully cultivated images, Prochazka’s willingness to visibly change his appearance for a fan’s fight shows the kind of empathy that fans rarely see from fighters. It’s a small act, but it reinforces the “samurai” ethos he talks about — duty to others.

What is Jiri Prochazka studying?

What degree is Jiri Prochazka pursuing?

• Pursuing a master’s degree in security and strategic studies (UFC.com)
• Posted a photo of his study subjects on social media

The pattern: Prochazka is not just a brawler — he is actively building a life outside the cage. The security studies degree suggests interests beyond fighting, hinting at a future outside MMA.

Why did Jiri Prochazka cry after his fight with Alex Pereira?

What was Jiri Prochazka’s emotional reaction to the UFC 320 loss?

• Expressed deep emotion after defeat — he cried in the cage and during interview
• Explained his reaction in an interview regarding his honor and effort: he felt he let down his fans and his country

The catch: Not every emotional reaction is weakness. Prochazka’s tears were a display of the weight he carries — representing the Czech Republic, his team, and his personal code. It made him even more relatable to fans.

Jiri Prochazka career timeline

The timeline below tracks Prochazka’s rise from regional Czech promotions to UFC champion and his subsequent setbacks.

The pattern: Prochazka’s rise was rapid — from regional Czech shows to UFC champion in a decade — but his fall from the top has been equally swift, with consecutive losses to Pereira stalling his momentum.

Clarity: What we know vs. what’s still unclear

Quotes from Jiri Prochazka

“I felt the weight of my country, my family, my team. I wanted to give them everything.” — Jiri Prochazka, post-fight interview after UFC 320 loss (UFC.com)

“I shaved my head because Ashly is fighting something bigger than any opponent I’ve faced. It is my duty to show solidarity.” — Jiri Prochazka, social media post (UFC.com)

In a post-fight press conference, Prochazka elaborated on his emotional reaction, describing the weight of representing his country and team. He stated that his tears reflected his commitment to giving everything inside the cage, a sentiment that resonated with fans globally (UFC.com).

The trade-off: Prochazka’s openness makes him a fan favorite, but it also reveals the emotional toll that elite competition exacts. For the UFC, he is both a marketable star and a reminder that fighters are human.

Summary: What Jiri Prochazka represents

Jiri Prochazka merges ferocity with vulnerability. From his 31 finishes to his master’s degree, he defies the stereotype of the one-dimensional athlete. Prochazka’s journey from Czech regional promotions to UFC champion, his academic pursuits, and his personal gestures like shaving his head for a fan make him one of MMA’s most compelling stories. For fans of the light heavyweight division, his next fight will determine whether he can reclaim the title.

Frequently asked questions about Jiri Prochazka