It only took Conor 40 seconds to end the fight. It was the 2nd fastest finish of his UFC career.
McGregor v Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor prepares for his welterweight bout against Donald Cerrone during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
UFC 246 McGregor v Cowboy: Weigh-Ins
ShareLAS VEGAS, NEVADA - JANUARY 17: Welterweight fighter Conor McGregor poses on the scale during a ceremonial weigh-in for UFC 246 at Park Theater at Park MGM on January 17, 2020 in Las Vegas, Nevada. McGregor will face Donald Cerrone at UFC 246 on January 18 in Las Vegas. (Photo by Steve Marcus/Getty Images)
Conor McGregor v Donald Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor celebrates his first round TKO victory against Donald Cerrone in a welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
McGregor v Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor celebrates after defeating Donald Cerrone in a welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. McGregor won by a TKO in the first round. (Photo by Steve Marcus/Getty Images)
Conor McGregor v Donald Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor lands a kick to the face of Donald Cerrone in the first round in a welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
Conor McGregor v Donald Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor lands a knee to the face of Donald Cerrone in the first round in a welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
Conor McGregor v Donald Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor celebrates his first round TKO victory against Donald Cerrone in a welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
McGregor v Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor waits for the start of his welterweight bout against Donald Cerrone during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
Conor McGregor v Donald Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor reacts before taking on Donald Cerrone in their welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
Conor McGregor v Donald Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor throws a right against Donald Cerrone in the first round in their welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
McGregor v Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor (top) fights Donald Cerrone in a welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. McGregor won by first-round TKO. (Photo by Steve Marcus/Getty Images)
Conor McGregor v Donald Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor throws a right against Donald Cerrone in the first round in their welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
Conor McGregor v Donald Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: (R) Conor McGregor celebrates his first round TKO victory against Donald Cerrone in a welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
Conor McGregor v Donald Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor hugs Donald Cerrone after his first round TKO victory in their welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
Conor McGregor v Donald Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor celebrates his first round TKO victory as he exits the arena against Donald Cerrone in a welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
McGregor v Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Motivational speaker and author Tony Robbins arrives to watch the Conor McGregor and Donald Cerrone fight during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
Conor McGregor v Donald Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor hugs Donald Cerrone after his first round TKO victory in their welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
Conor McGregor v Donald Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor reacts before taking on Donald Cerrone in their welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
Conor McGregor v Donald Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor lands a knee to the face of Donald Cerrone in the first round in a welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
Conor McGregor v Donald Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor reacts before taking on Donald Cerrone in their welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
Conor McGregor v Donald Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor throws a right against Donald Cerrone in the first round in their welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
UFC 246 McGregor v Cowboy: Weigh-Ins
ShareLAS VEGAS, NEVADA - JANUARY 17: Welterweight fighter Conor McGregor poses during a ceremonial weigh-in for UFC 246 at Park Theater at Park MGM on January 17, 2020 in Las Vegas, Nevada. McGregor will face Donald Cerrone at UFC 246 on January 18 in Las Vegas. (Photo by Steve Marcus/Getty Images)
Conor McGregor v Donald Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor celebrates his first round TKO victory against Donald Cerrone in a welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
Conor McGregor v Donald Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor throws a right against Donald Cerrone in the first round in their welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
McGregor v Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor (R) embraces Donald Cerrone after their welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. McGregor won by a TKO in the first round. (Photo by Steve Marcus/Getty Images)
McGregor v Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor celebrates with girlfriend Dee Devlin after defeating Donald Cerrone in a welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. McGregor won by a TKO in the first round. (Photo by Steve Marcus/Getty Images)
UFC 246 McGregor v Cowboy: Weigh-Ins
ShareLAS VEGAS, NEVADA - JANUARY 17: Welterweight fighter Conor McGregor is interviewed by UFC's Joe Rogan during a ceremonial weigh-in for UFC 246 at Park Theater at Park MGM on January 17, 2020 in Las Vegas, Nevada. McGregor will face Donald Cerrone at UFC 246 on January 18 in Las Vegas. (Photo by Steve Marcus/Getty Images)
McGregor v Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor walks across the Octagon after defeating Donald Cerrone (L) in a welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. McGregor won by a TKO in the first round. (Photo by Steve Marcus/Getty Images)
McGregor v Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor reacts after his first-round TKO victory over Donald Cerrone in a welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
McGregor v Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor (L) punches Donald Cerrone in a welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. McGregor won by first-round TKO. (Photo by Steve Marcus/Getty Images)
UFC 246 McGregor v Cowboy: Weigh-Ins
ShareLAS VEGAS, NEVADA - JANUARY 17: Welterweight fighter Conor McGregor poses on the scale during a ceremonial weigh-in for UFC 246 at Park Theater at Park MGM on January 17, 2020 in Las Vegas, Nevada. McGregor will face Donald Cerrone at UFC 246 on January 18 in Las Vegas. (Photo by Steve Marcus/Getty Images)
McGregor v Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor (L) punches Donald Cerrone in a welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. McGregor won by first-round TKO. (Photo by Steve Marcus/Getty Images)
McGregor v Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor (R) fights Donald Cerrone in a welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. McGregor won by first-round TKO. (Photo by Steve Marcus/Getty Images)
McGregor v Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Conor McGregor (L) blocks a kick from Donald Cerrone in a welterweight bout during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
McGregor v Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Donald Cerrone waits for the start of his welterweight bout against Conor McGregor during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)
McGregor v Cerrone
ShareLAS VEGAS, NEVADA - JANUARY 18: Donald Cerrone leaves the aena with his son Dacson after losing a welterweight bout to Conor McGregor during UFC246 at T-Mobile Arena on January 18, 2020 in Las Vegas, Nevada. (Photo by Steve Marcus/Getty Images)