UFC Fighters Ozzy Diaz And Nate Diaz Have Different Familial Backgrounds, Confirming They Are Unrelated

On March 8, 2025, Ozzy secured his first UFC victory by unanimous decision.

Ozzy Diaz made his octagon debut on November 23, 2024. However, he made his first UFC victory on March 8, 2025.

In the thrilling light heavyweight bout that opened the event of UFC 313 at the T-Mobile Arena in Las Vegas, Diaz went against Djorden Santos.

Diaz kicked off the card against newcomer and Contender Series alum Santos. The fighters battled through three wild rounds to come away with the unanimous decision win for Ozzy.

Furthermore, in his post-fight interview, an emotional Diaz revealed that he had gone “all-in” during his fight camp, sacrificing “everything he love” to prepare for his moment.

That first win feeling >>>

Ozzy Diaz kicks off the card with a UD victory!

[ #UFC313 LIVE on @ESPNPlus PPV ] pic.twitter.com/47Dt1bxLQP

— UFC (@ufc) March 9, 2025

Moreover, the mixed martial artist expressed satisfaction with his performance. He stated,

Before joining the UFC, he was the LFA Middleweight Champion. He had a notable first-round victory over Chuck Campbell at LFA 178 on March 8, 2024.

After his win at UFC 313, netizens, UFC fans, and critics are showing interest in Ozzy Diaz’s familial background, and some are connecting Ozzy with the Diaz brothers.

Ozzy Diaz Does Not Have Personal And Familial Relation With Nate Diaz; They Are Not Brothers

Osman “Ozzy” Diaz is an American professional mixed martial artist competing in the Ultimate Fighting Championship (UFC) light heavyweight division.

On the other hand, Nathan Donald Diaz, popularly known as Nate Diaz, is also an American mixed martial artist and professional boxer. He is a free agent and is most known for his 15-year career in the UFC.

Although the two UFC fighters share the same profession and surname, Ozzy and Nate are unrelated.

Nate's older brother Nick has guided him through martial arts

He is Nate's sensei…

"As a martial artist, I'm a product of Nick Diaz" pic.twitter.com/CLGYKFcsK9

— MMA History Today (@MMAHistoryToday) October 21, 2016

Some netizens point out that Ozzy might be Nate’s brother. However, 39-year-old Nate has an older brother named Nick Diaz.

Nate Diaz’s brother 41-year-old, Nicolas Robert Diaz, a.k.a. Nick Diaz, is also a professional boxer and MMA fighter.

Furthermore, Ozzy Diaz was born and raised in Los Angeles to Guatemalan parents, while Nate’s parents are of Mexican and Anglo heritage, and he was raised in Stockton, California.

Moreover, 34-year-old, Ozzy Diaz has no link with the Diaz brothers, Nate Diaz.

An emotional Ozzy Diaz reflects on his first UFC win at #UFC313 pic.twitter.com/xjlLOSJUGl

— MMA Fighting (@MMAFighting) March 9, 2025

While Ozzy Diaz keeps his family information away from the media, his familial connections do not intervene with Nate Diaz’s family, whose family details are known to the press.

As the junior UFC fighter, Ozzy might have respect and see Nate Diaz as a role model, though it is yet to state this.

However, regarding personal links and relations, Ozzy Diaz and Nate Diaz do not have any ties.

Additional Information

• As of March 2025, Nate Diaz’s estimated net worth is around $8 million.
• Nate Diaz is married to his longtime sweetheart, Misty Brown, and is the father of two daughters and a son.
• Ozzy Diaz keeps his dating status and lovelife away from the media and focuses more on his career in UFC.