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Jack Hermansson

Jack Hermansson is a Swedish-born Norwegian mixed martial artist who competes in the UFC’s middleweight division.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 27, 2026|2 min read| Fact-checked

Jack Hermansson (born 10 June 1988) is a Swedish-born Norwegian mixed martial artist who competes in the UFC's middleweight division. Known by the nickname 'The Joker,' he turned professional in 2010 and has held regional middleweight titles, including the Cage Warriors middleweight championship, before joining the UFC in 2016.

Early life and background

Jack Hermansson was born in Uddevalla, Sweden on 10 June 1988. He is described as Swedish-Norwegian and had a background in wrestling prior to his professional mixed martial arts career.

Mixed martial arts career

Hermansson turned professional in 2010 and started his career with a 5–0 record, all by stoppage. He captured regional middleweight titles under the East Coast Fight Factory, WFS, and Cage Warriors promotions.

UFC career

Hermansson made his UFC debut in 2016 and has since become a fixture in the middleweight division. He is recognized as a contender and his official UFC statistics are recorded by the promotion.

Fighting style and records

Hermansson employs a balanced style of striking and grappling. According to profile sources, he has 11 wins by knockout and six by submission, with ten first-round finishes. His overall professional record is in the mid-20s wins against about ten losses, though the exact number varies by source date.

Key facts

  • Hermansson has competed in the UFC since 2016.
  • He holds regional middleweight titles including Cage Warriors.
  • He is nicknamed 'The Joker'.
  • He has 11 knockout wins and six submission wins.
  • He was born in Sweden and is Swedish-Norwegian.
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Canadian context

He has fought on UFC cards that are broadcast and followed in Canada, making him relevant to Canadian MMA audiences and viewers of international UFC events.

Frequently asked questions

Who is Jack Hermansson?
Jack Hermansson is a Swedish-born Norwegian mixed martial artist who has competed in the UFC's middleweight division.
What is Jack Hermansson's nickname?
His nickname is 'The Joker'.
When was Jack Hermansson born?
He was born on 10 June 1988.
Which division does Jack Hermansson fight in?
He is primarily listed as a middleweight, although some recent profile pages list him at welterweight.
What team does Jack Hermansson represent?
ESPN and other profile sources list Frontline Academy as his team.
What titles has Jack Hermansson held?
UFC and profile sources say he has held ECFF, WFS and Cage Warriors middleweight titles.

References

  1. Wikipedia — https://en.wikipedia.org/wiki/Jack_Hermansson
    Supports: Early professional career, stoppage wins, and regional title wins.
  2. German Wikipedia — https://de.wikipedia.org/wiki/Jack_Hermansson
    Supports: Birth date, birthplace, nationality, UFC tenure, and Cage Warriors middleweight title.
  3. ESPN — https://www.espn.com/mma/fighter/news/_/id/3074102/jack-hermansson
    Supports: Nickname, birth date, team, stance, and listed nationality/division.
  4. UFC — https://www.ufc.com/athlete/jack-hermansson
    Supports: Professional since 2010, knockout/submission totals, nickname origin, and regional titles.
  5. UFC Stats — http://ufcstats.com/fighter-details/0a1942069c9ad6b6
    Supports: Official UFC record and physical/statistical profile.
  6. Tapology — https://www.tapology.com/fightcenter/fighters/13893-Jack-Hermansson
    Supports: Professional record, birthplace, fighting out of Oslo, and weight class.