Mike Tyson has a total of 6 losses in his professional boxing career. Here are the details of his losses and the opponents he faced:

1. Loss to Buster Douglas: On February 11, 1990, Tyson lost to Buster Douglas via 10th round knockout. Tyson was defending his heavyweight WBA, WBC, and IBF titles at the time [1].

2. Loss to Evander Holyfield (first fight): On November 9, 1996, Tyson lost to Evander Holyfield via 11th round technical knockout. Tyson was defending his heavyweight WBA title [1].

3. Loss to Evander Holyfield (second fight): On June 28, 1997, Tyson lost to Evander Holyfield in a rematch via 3rd round disqualification. Tyson was fighting for Holyfield's heavyweight WBA title [1].

4. Loss to Lennox Lewis: On June 8, 2002, Tyson lost to Lennox Lewis via 8th round knockout. Tyson was fighting for Lewis' heavyweight WBC, IBF, and The Ring titles [1].

5. Loss to Danny Williams: On July 30, 2004, Tyson lost to Danny Williams via 4th round knockout in a non-title bout [1].

6. Loss to Kevin McBride: On June 11, 2005, Tyson lost to Kevin McBride via 6th round retirement in a non-title bout [1].

Learn more:

1. All of Mike Tyson's Losses
2. Mike Tyson - Wikipedia
3. How many losses does Mike Tyson have in his boxing career?