| October 11th | Combate Americas: Tucson | Tucson, Arizona, US |
| October 11th | PFL 7: 2019 Season, Playoffs 1 | Las Vegas, Nevada, US |
| October 11th | LFA 79: Diamond vs Barbosa | Riverside, California, US |
| October 12th | Bellator 230: Carvalho vs Nemkov | Milan, Italy |
| October 12th | UFC Fight Night 161: Jedrzejczyk vs Waterson | Tampa, Florida, US |
| October 12th | Bellator 230: Milan | Milan, Italy |
| October 12th | Cage Warriors 108 | Cardiff, Wales |
| October 12th | RIZIN 19 | Osaka, Japan |
| October 13th | ONE: Century | Tokyo, Japan |
| October 18th | UFC on ESPN 6: Weidman vs Reyes | Boston, Massachusetts, US |
| October 18th | PFL 7: 2019 Season, Playoffs 2 | Las Vegas, Nevada, US |
| October 19th | XFC: Demolition | Melbourne, Australia |
| October 20th | Pancrase 311 | Tokyo, Japan |
| October 21st | Deep: Jewels 26 | Tokyo, Japan |
| October 22nd | Deep: 92 Impact | Tokyo, Japan |
| October 25th | ONE: Dawn Of Valor | Jakarta, Indonesia |
| October 25th | Bellator 231: Mir vs Nelson 2 | Uncasville, Connecticut, US |
| October 26th | UFC Fight Night 162: Askren vs Maia | Singapore |
| October 26th | Cage Warriors 109 | Birmingham, England |
| October 26th | Bellator 232: MacDonald vs Lima 2 | Uncasville, Connecticut, US |
| October 28th | ONE Hero Series October | Beijing, China |
| October 31st | PFL 7: 2019 Season, Playoffs 3 | Las Vegas, Nevada, US |
| November 1st | Invicta FC 38: Porto vs Rodriguez | Kansas City, Kansas, US |
| November 2nd | UFC 244: Masvidal vs Diaz | New York, New York, US |
