About Alex Karalexis
Born 1977. Alex Karalexis is an American mixed martial arts fighter.
Alexander Karalexis (born September 20, 1977) is an American retired professional mixed martial artist. A professional from 2003 until 2011, Karalexis was a contestant on The Ultimate Fighter 1, and competed for the UFC and WEC.
Background Karalexis was raised in Hanson, Massachusetts, and is of Greek descent, as his father is an immigrant from Greece who also fought in the Special Forces. Karalexis began playing soccer when he was six years old, and was talented, going on to be the MVP of the Massachusetts All-Star Game, and also competed in wrestling for all four years Whitman-Hanson Regional High School.
Karalexis then attended Massasoit Community College where he continued playing soccer for one year before being sidelined for the next season due to a recurring leg injury. When he became healthy, Karalexis began playing professionally for the Cape Cod Crusaders but again only played one season before being sidelined from the same injury. After the injury did not heal properly, Karalexis ventured into kickboxing and Brazilian jiu-jitsu before transitioning into mixed martial arts.
Mixed martial arts career
The Ultimate Fighter Karalexis competed on The Ultimate Fighter 1 as a Middleweight, and was the third Middleweight pick on Team Couture.
After the challenge in the third episode, Team Liddell won the pick and decided to have Diego Sanchez fight Karalexis in the very first Middleweight fight of the series. Karalexis was defeated via rear-naked choke submission in the first round and was eliminated from the show.
Karalexis later made a return for the series finale as a Welterweight to defeat Josh Rafferty via TKO in the first round. Karalexis then lost his next two fights in the UFC against Kenny Florian and Jason Von Flue, respectively, before being signed by the WEC.
WEC Traditionally a Welterweight, Karalexis dropped down a weight class in order to compete in the Lightweight division. Karalexis' first Lightweight bout was on June 3, 2007, at WEC 28, where he defeated Josh Smith by majority decision.
Karalexis was scheduled to face WEC newcomer Kamal Shalorus on November 18, 2009, at WEC 44., but a broken hand suffered in training has forced Karalexis off the card.
Karalexis was expected to face Zach Micklewright on April 24, 2010, at WEC 48, but Micklewright was forced off the card with an injury. Karalexis instead faced Anthony Pettis, losing via submission.
Karalexis was expected to face WEC newcomer Zhang Tie Quan on September 30, 2010, at WEC 51. However, Karalexis was forced out of the bout with an injury and replaced by Jason Reinhardt. Reinhardt was subsequently injured in training himself, and replaced by Pablo Garza
Following the UFC/WEC merger in December 2010, Karalexis was released by Zuffa, LLC, having lost 3 of his last 4 WEC fights. He would return to action on June 10, 2011, in a Welterweight bout against Tiawan Howard at CES MMA VI: Nowhere To Hide, losing via a controversial split decision. After the fight, a member of Howard's corner bumped into Karalexis, inciting a brawl that was ended by police.
Personal life Karalexis is close friends with NFL star Jared Allen, who also trained with Karalexis and cornered his fight at WEC 48 against Anthony Pettis. A native of Boston, Karalexis is a fan of the Boston Red Sox baseball team.
Mixed martial arts record Loss
Tiawan Howard Decision (split) CES MMA VI: Nowhere To Hide
Lincoln, Rhode Island, United States Loss
Anthony Pettis Submission (triangle choke) WEC 48
Sacramento, California, United States Win
Greg McIntyre TKO (punches) WEC 39
Corpus Christi, Texas, United States Loss
Bart Palaszewski TKO (punches) WEC 37: Torres vs. Tapia
Las Vegas, Nevada, United States Loss
Ed Ratcliff TKO (punches) WEC 31
Las Vegas, Nevada, United States Win
Josh Smith Decision (majority) WEC 28
Las Vegas, Nevada, United States Win
Olaf Alfonso TKO (referee stoppage) WEC 25
Las Vegas, Nevada, United States Win
Thomas Denny Decision (unanimous) WEC 23: Hot August Fights
Lemoore, California, United States Win
Josh Lydell Submission (rear-naked choke) RF 13: New Hampshire
Concord, New Hampshire, United States Loss
Jason Von Flue Technical Submission (Von Flue choke) UFC Fight Night 3
Las Vegas, Nevada, United States Loss
Kenny Florian TKO (doctor stoppage) UFC Ultimate Fight Night
Las Vegas, Nevada, United States Win
Josh Rafferty TKO (strikes) The Ultimate Fighter 1 Finale
Las Vegas, Nevada, United States Win
Mike Littlefield Decision (unanimous) Mass Destruction 15
Boston, Massachusetts, United States Win
Ted Govola KO Mass Destruction 13
Taunton, Massachusetts, United States Win
Mike Varner Decision (unanimous) Mass Destruction 11
Taunton, Massachusetts, United States Win
Julio Colon TKO (corner stoppage) Mass Destruction 10
Taunton, Massachusetts, United States
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Important facts
People in Alex Karalexis's life
Named in this biography and alive at the same time
Contemporaries
People whose lives overlapped Alex Karalexis's
Frequently asked questions
Who is Alex Karalexis?
American martial artist
When was Alex Karalexis born?
Alex Karalexis was born on 20 September 1977 in Boston.
What is Alex Karalexis's occupation?
Alex Karalexis is a mixed martial arts fighter.
What nationality is Alex Karalexis?
Alex Karalexis is American.
Sources & further reading
Cite this page
APA: Biography.guide. (2026). Alex Karalexis. https://biography.guide/alex-karalexis/
MLA: "Alex Karalexis." Biography.guide, https://biography.guide/alex-karalexis/.
Chicago: "Alex Karalexis." Biography.guide. https://biography.guide/alex-karalexis/.
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