Chiesa and Borg were injured by the shattered glass and sent to hospital.
On 6 April 2013, McGregor made his UFC debut against Marcus Brimage on the preliminary card of UFC on Fuel TV: Mousasi vs.  Many mixed martial arts media groups, including Sherdog, Caged Insider, MMA Junkie, and Bloody Elbow, scored the round 10–9 for Chad Mendes.  Once again, McGregor's compatriots flocked to the United States to support him, with Dana White stating that approximately 25% of the tickets sold for the event were from Ireland and the United Kingdom.
 His boxing match with Mayweather drew 4.3 million PPV buys in North America, the second most in history. His first match was against Stee O’Keefe on the 18th of February that he won by KO (elbows).
, At the UFC's "Go Big" press conference, on 4 September 2015, McGregor referenced both Aldo and his other opponents' tendency to pull-out of bouts with him, suggesting that Aldo would not fight at UFC 194. , At the weigh-ins, McGregor and Mendes both made the 145-pound limit, in front of a record crowd of 11,500 spectators. McGregor's offence remained targeted towards his opponent's body, in an attempt to drain the energy of Mendes. I must come straight ahead and give the fans a show, and that's what I gave them." On 5 April 2018, during promotional appearances for UFC 223, McGregor and a group of about twenty others were let into the Barclays Center by credentialed members of his promotional team. , In September 2018, McGregor launched Proper No. , On 6 June 2020, McGregor announced on social media that he was retiring from fighting. , McGregor was expected to face Andy Ogle on 17 August 2013 at UFC Fight Night 26, but Ogle pulled out of the bout citing an injury and was replaced by Max Holloway.  Despite this, and his family moving to West Dublin, McGregor continued boxing.  McGregor fought Brandão in front of a loud, rowdy crowd of 9,500 at The O2 in his hometown of Dublin, Ireland.  Just prior to the fight, McGregor's typical entrance song, "The Foggy Dew", was sung live by Irish singer-songwriter Sinéad O'Connor, who performed the rendition of the song which she had recorded alongside the band The Chieftains in 1995.  As of 2017, his endorsement deals rounded up to $7 million.
Diaz secured the mount, before firing off a volley of strikes from the top.  On 12 April 2018, McGregor hired lawyer Bruce Mafeo of Cozen O'Connor to represent him in this matter. Mixed martial arts superstar Conor McGregor has withdrawn his application to register his ‘Notorious’ moniker as a trademark for … Mr O’Hara’s representatives said that his own Notorious trademark and the one proposed by Conor McGregor’s firm “cannot coexist peacefully in the market”. " "You can imagine he's going to be sued beyond belief," White said, and denied suggestions that the violence was a publicity stunt intended to generate interest in the UFC. Conor Anthony McGregor (n. 14 iulie 1988, Crumlin[*], Irlanda) este un fost luptător irlandez de arte marțiale mixte și pugilist profesionist.  As of 29 September 2020, he is ranked number 11 in the UFC men's pound-for-pound rankings and number 5 in the UFC lightweight rankings. Following the bout with Holloway, an MRI scan revealed that McGregor had torn his anterior cruciate ligament (ACL) during the bout and would require surgery, keeping him out of action for up to ten months. Kavanagh recalls McGregor as "a game kind of boxer. Er ist der amtierende UFC Lightweight Champion. This is also being investigated by the police.  In early 2018, McGregor signed a deal with Burger King. He implored everyone on the dais, from members of the 145-pound featherweight division to the 170-pound welterweight division, to "prepare for this fight, because I don't think [Aldo's] showing up... Don't use [Mendes'] excuse of camps and all this bullshit. He then played against Chad Mendes and won by TKO (punches) as well on the 11th of July that year.  The bout was once again awarded "Fight of the Night" honours.
 McGregor a câștigat lupta prin knock-out tehnic în runda a doua. I will never shy away from defeat.
 At the age of 12, McGregor also began boxing at Crumlin Boxing Club.
, As of March 19, 2019, he is No.  McGregor este cel de-al doilea luptător irlandez ce lupta în UFC. They were soon removed from the card on the advice of the NYSAC and the UFC's medical team.  McGregor ran up alongside the slowly moving bus and then ran past it to grab a metal equipment dolly, which he then threw at the bus's window, before trying to throw other objects in the vicinity.
After being hit with an elbow from Mendes, McGregor attempted to escape back to his feet, suffering a striking combination as a result. Conor played his debut match against Gary Morris on the 8th of March, 2008. This also meant the fight generated more buys in the UK than Mayweather Jr. vs.