Conor McGregor suffers knee injury in 69-second loss to Max Holloway

The return of Conor McGregor at UFC 329 on Saturday, 11 July 2026, concluded in less than two minutes, leaving the fighter’s future in the sport in doubt. McGregor suffered a right knee injury in the opening seconds of his welterweight bout against Max Holloway at the T-Mobile Arena in Las Vegas. The official result was a victory for Holloway via technical knockout at the 69-second mark of the first round.

McGregor, 37, initiated the contest by sprinting toward the center of the Octagon and launching a jumping switch kick. Upon landing, he appeared to buckle on his right leg. Despite the setback, McGregor attempted to continue, but he struggled to maintain his footing as his leg repeatedly gave way. Holloway, who had previously faced McGregor in 2013, signaled to referee Mike Beltran to halt the contest as the severity of the injury became apparent. McGregor remained in the cage briefly, insisting on continuing, before the fight was officially stopped.

Related imagery

UFC CEO Dana White indicated that initial medical assessments point toward a severe ligament tear. We're assuming blown ACL, White stated during the post-fight press conference. I'm not a doctor, but that's what I figured when I saw it, and doctors think the same thing too. Following the stoppage, McGregor exited the arena without participating in a post-fight media session.

This event marked McGregor's first professional appearance in five years, following a leg fracture sustained during his trilogy fight with Dustin Poirier in July 2021. The athlete’s return had been delayed previously, including a withdrawal from a scheduled June 2024 bout against Michael Chandler due to a broken toe and ongoing legal complications involving a civil court finding of liability for sexual assault.

Speculation regarding a preexisting injury circulated following the abrupt nature of the defeat. However, both the UFC organization and the fighter have dismissed these claims. White cited the high-profile nature of the pre-fight events, noting that the promotional face-off between the two fighters gathered tens of millions of views on social media without revealing any physical impairment. If anybody saw anything that could have possibly made him look weaker or injured leading up to this fight — what did the f***ing faceoff do, 44 million views in 24 hours? More? Somebody would have saw something, White said.

McGregor addressed the reports through social media in the hours following the event, denying that he entered the cage with an existing injury. My head gasket is gone. Destroyed. I had no injury / injuries going into the fight. I was throwing kicks, planted and jumping, all throughout camp as well as backstage before the fight. This came out of nowhere. I am beyond dark here. I can only describe it as hell, the fighter wrote.

The loss extends a difficult period for the former two-division champion, who has now lost three consecutive fights. Medical suspensions are expected to be imposed by the Nevada State Athletic Commission.

What to Watch Next

• Official Diagnosis: The medical team is expected to release formal results from an MRI or clinical evaluation to confirm the extent of the ACL damage.
• Regulatory Action: The Nevada State Athletic Commission will finalize the duration of the mandatory medical suspension.
• Retirement Status: Whether McGregor intends to pursue a third bout against Holloway or announce an end to his professional career remains the primary focus of analysts.
• Promotion Decisions: UFC leadership has not yet committed to a trilogy fight, pending the outcome of the fighter's recovery.

The event itself saw a record-breaking financial turnout, according to White, who described the evening as a high-grossing gate for the promotion. On the undercard, Paddy Pimblett secured a victory over Benoît Saint Denis via a D'arce choke, contributing to an evening that saw a series of rapid finishes before the main event was halted.