Frank Mir Birthday & Fun Facts

Height, Age, Net Worth, Biography & More

Aashita Dhingra
Agu 25, 2022 By Aashita Dhingra
Originally Published on May 14, 2022
Edited by Lara Simpson
Fact-checked by Sakshi Raturi
Frank Mir was stripped of the heavyweight championship in 2005 after UFC learned he would not be able to compete.
All ages
Read time: 5.5 Min

About Frank Mir

From 2001 to 2016, the title of the longest uninterrupted tenure of a single fighter in UFC history was owned by Francisco 'Frank' Santos Mir III.
One of the scariest names in this sport, Antônio Rodrigo Nogueira, succumbed for the first time to Frank Mir. Not just that, but Antônio Rodrigo Nogueira received his first knockout from Frank Mir himself.
UFC matchmaker Joe Silva saw the potential and talent in Frank Mir when he met him for the first time at a Brazilian jiu-jitsu (BJJ) school.  Following Joe Silva's advice, Frank Mir started competing in mixed martial arts and made his debut on July 14, 2004, against Jerome Smith at HOOKnSHOOT: Showdown.
Frank Mir proved Joe Silva correct in his prediction when he won his debut fight against Jerome Smith and sustained very little to minor injuries. This goes on to show how talented Frank Mir was. After nailing a definite win in his first-ever professional fight, Frank Mir went on to win his next UFC match, which was against Dan Quinn. The man in question, Dan Quinn, was defeated by a triangle choke in the very first round. On August 31, 2001, the match was held at IFC Warriors Challenge 15.
Please continue reading to learn more about this UFC heavyweight champion, Frank Mir, including his net worth, early career, and family of three children.

Net Worth, Earnings & Spending Habits

What is Frank Mir’s net worth?

Frank Mir's net worth is $11 million.

How much does Frank Mir earn per year?

With $11 million as his net worth, an annual income of $1.74 million is quite natural for this mixed martial artist named Frank Mir.

Height, Age & Physical Attributes

How tall is Frank Mir?

Francisco 'Frank' Santos Mir III sports a height of 6 ft 3 in (190.5 cm).

How old is Frank Mir?

According to his birthday on May 24, 1979, Francisco 'Frank' Santos Mir III is 43 years old as of 2022. Frank Mir was born in Los Angeles.

Childhood And Education

Frank Mir joining the world of contact fighting was primarily inspired by his parents, more specifically his father. His parents were owners of a school, famously known as American Kento. Frank Mir spent his teenage years training and honing his skills there while being raised by his father to take up wrestling professionally with the notion that it would help Frank avoid submissions in the future.
The pressure from Frank Mir's father was getting real, and soon Mir found himself joining the wrestling team at Bonanza High School during his junior year. However, he bit the dust every single time during his first nine matches as part of the wrestling team, and it remained that way till he decided that he was not prepared enough to take on fights head-on yet.
Frank Mir decided to train himself more, and it was these initial losses that ignited the spark of doing better in him. Of making a name for himself in the world. After a year of hardcore practice and a year later, in 1998, during his senior year at High School, he won the State Championship with a score of 44-1.
Frank Mir's game of fullback and defense on their high school's football team brought the team to the Southern Zone semifinals in 1997. Apart from wrestling, mixed martial arts, and football, Frank Mir also had quite a big name in track and field and discus throw. He made a Sunset Regional Record of 177 ft 10 in (54.2 m), which remained unbreakable.

Family, Romance, And Relationships

Who is Frank Mir’s partner?

Frank Mir or Francisco 'Frank' Santos Mir III got married to his wife Jennifer in 2003. The couple has three children together. However, Mir's wife Jennifer had a son from a previous relationship before marrying Frank Mir. However, Mir later adopted the child after his marriage to Jennifer. In that sense, Frank Mir and Jennifer have four children. Bella Mir, who is Frank Mir's daughter, took up the career of being a mixed martial artist, just like her father, and is currently a professional at it.

Career And Professional Highlights

Best Known For…

Frank Mir is one of the most popular names in UFC. Frank Mir is best known as a mixed martial artist and UFC-trained wrestler.
On August 16, 2017, an announcement stated that Frank Mir had signed a multi-fight deal with Bellator MMA. This contract expired on April 1, 2020.
Francisco 'Frank' Santos Mir III made his debut at UFC 34: High Voltage on November 2, 2001, where he went against and defeated the sixth degree BJJ Black Belt, the 1999 ADCC Submission Wrestling World Championship open class champion, Roberto Traven.
Frank Mir was able to earn his BJJ Black Belt after quite a gruesome fight with Tim Sylvia. Mir broke Tim Sylvia's forearm in four places even after the referee Herb Dean stopped the fight within the first 50 seconds. Tim Sylvia got surgery the following week after the fight, which took place on June 19, 2004, to treat his arm while Frank Mir won his BJJ Black Belt.
Frank Mir came face to face with a dangerous accident on September 17, 2004, when a car crashed onto his motorcycle. After the doctors ran the tests, they discovered that there were two breaks in Mir's femur and torn ligaments in his knee. Although the accident ended up in Frank Mir being stripped of his Undisputed UFC Heavyweight Champion title, he was glad to have spent some valuable time with his wife.
Soon, Frank Mir returned to the UFC and fought with Márcio Cruz, a fourth-degree BJJ black belt and six-time Mundials Champion.
Frank Mir's mention-worthy opponents are Brock Lesnar, Roy Nelson, Andrei Arlovski, Jerome Smith, and Ricardo Pires.

Charity Work

Details on the charity initiatives undertaken by Frank Mir are unknown.

What awards has Frank Mir won?

Frank Mir was inducted into the Southern Nevada Sports Hall of Fame after the announcement in January 2016.

Frank Mir’s Hobbies And Interests

There have not been many mentions of Frank Mir's hobbies and interests other than his dedication to the world of sports.

Other Interesting Frank Mir Facts And Trivia

  • Frank Mir fights in a Brazilian Jiu-Jitsu style. He has a southpaw stance.
  • Frank Mir recently started competing in the heavyweight division for Bellator MMA.
  • UFC Heavyweight Champion Francisco 'Frank' Santos Mir III was born and raised in Las Vegas, Nevada, in the United States of America.
  • His parents have not been as frequently mentioned, and therefore the only information available is the name of his father, Francisco Santos Mir. The name of Frank Mir's mother is not available.
  • Frank Mir has broken several arms throughout his career.
  • Frank Mir is not a Mexican, and he is American by nationality.
  • Frank Mir fought Brock Lesnar a couple of times over his career.

We would love your help! If you have a photo of Frank Mir, either of them alone or a selfie that you would be happy to share, please send it to
If you have knowledge or information that you think would help us improve this article, please contact us.

Frank Mir Birthday & Fun Facts Facts

Birth Name

Francisco "Frank" Santos Mir III

Date of Birth




Place of Birth

Los Angeles



190 cm

Eye Color

Dark Brown


Mixed Martial Artist


Bonanza High School

Net Worth



Jennifer Mir


Fransisco Santos Mir


Robert Mir

Annual Earnings

We Want Your Photos!
We Want Your Photos!

We Want Your Photos!

Do you have a photo you are happy to share that would improve this article?
Email your photos

More for You

See All

Written by Aashita Dhingra

Bachelors in Business Administration

Aashita Dhingra picture

Aashita DhingraBachelors in Business Administration

Based in Lucknow, India, Aashita is a skilled content creator with experience crafting study guides for high school-aged kids. Her education includes a degree in Business Administration from St. Mary's Convent Inter College, which she leverages to bring a unique perspective to her work. Aashita's passion for writing and education is evident in her ability to craft engaging content.

Read full bio >