| Datum | Země | Název, adresa | Pořadatel |
|---|---|---|---|
| 21.10.2017 |  | ACB 73 - Rio de Janeiro Miecimo da Silva Sports Center, Rio de Janeiro, Rio de Janeiro, Brazil | Absolute Championship Akhmat |
| 21.10.2017 | | AFGC - Arzalet Fighting Globe Championship 2 Professor Almir Nelson de Almeida (Taruma) Gymnasium, Curitiba, Parana, Brazil | Arzalet Fighting Globe Championship |
| 21.10.2017 |  | Alliance Fighting Championships - Evening of Knockouts Mama Luba Restobar, Kursk, Kursk, Russia | Alliance Fighting Championships (Russia) |
| 21.10.2017 |  | AMMO Fight League 3 - No Man's Land The Big E, West Springfield, Massachusetts, United States | AMMO Fight League |
| 21.10.2017 | | BC - Blasius Combat 4 Lino Philippi Gymnasium, Sao Ludgero, Santa Catarina, Brazil | Blasius Combat |
| 21.10.2017 | | BFC - Brasil Fight Combat 2 Good Sports Court Jesus, Vera, Mato Grosso, Brazil | Brasil Fight Combat |
| 21.10.2017 | | BFC - Fight Night Sao Paulo, Brazil, Brazil | Brothers Fight Championship |
| 21.10.2017 | | Brutaal Genesis Fight Night - Fort Frenzy 2 Fort Frenzy, Fort Dodge, Iowa, United States | Brutaal Fight Night |
| 21.10.2017 |  | Cage Survivor - New Blood 5 Athens, Greece | Cage Survivor |
| 21.10.2017 | | CFFC 68 - Cage Fury Fighting Championships 68 Borgata Hotel Casino and Spa, Atlantic City, New Jersey, United States | Cage Fury Fighting Championships |
| 21.10.2017 | | Coliseum Gladiator MMA - Championship Series 2017: Finals 2 Los Angeles Memorial Coliseum, Los Angeles, California, United States | Coliseum Gladiator MMA |
| 21.10.2017 |  | Colosseum FC / Open Golden Cup - Garda Lake Fight Night Lonato del Garda Sports Hall, Lonato del Garda, Brescia, Italy | Colosseum Fighting Championship (Italy) |
| 21.10.2017 |  | Davao Urban Fighting Championship - DUFC Fight Night 10: Rise of the King 2 Philippines | Davao Urban Fighting Championship |
| 21.10.2017 |  | Deep - 80 Impact Differ Ariake, Tokyo, Japan | Deep |
| 21.10.2017 | | ECF 18 - Seek & Destroy La Boom, Woodside, New York, United States | Extreme Cage Fighting |
| 21.10.2017 |  | EMMA - Eternal MMA 29 Southport Sharks Club, Gold Coast, Queensland, Australia | Eternal MMA |
| 21.10.2017 |  | Face 2 Face - Vol. 1 Sports Hall, Prusice, Poland | Octagon (Poland) |
| 21.10.2017 | | FCF - Freestyle Cage Fighting 54 Grand Casino Hotel and Resort, Shawnee, Oklahoma, United States | Freestyle Cage Fighting |
| 21.10.2017 |  | FFC 30 - Linz TipsArena, Linz, Austria | Final Fight Championship |
| 21.10.2017 | | FFIT - Fight For It 1 Newton-Conover Middle School, Conover, North Carolina, United States | Fight For It Company |
| 21.10.2017 | | George Promotions - Alexandre Urso Cup 5 Barracao 33 Academy, Ponta Grossa, Parana, Brazil | Alexandre Urso Cup |
| 21.10.2017 |  | HBO Boxing - Corrales vs. Machado Live on HBO at 10:05 p.m. ET | Boxing |
| 21.10.2017 |  | Hit-FC - Hit Fighting Championship 4 Schinzenhof, Horgen, Switzerland | Hit Fighting Championship |
| 21.10.2017 | | Honor FC 1 - Honor Fighting Championship 1 Chapparell's Community Center, Akron, Ohio, United States | Honor Fighting Championship |
| 21.10.2017 |  | Chaos FC 17 - Chaos Fighting Championships 17 Longtower Community Centre, Derry, Northern Ireland | Chaos Fighting Championships |
| 21.10.2017 | | Impacto Fight - Impacto Fight Night XI de Agosto Athletic Association, Tatui, Sao Paulo, Brazil | Impacto Fight |
| 21.10.2017 | | In Ya Face - Caged Warrior Championship 16 Houma-Terrebonne Center, Houma, Louisiana, United States | In Ya Face Fight Productions |
| 21.10.2017 | | Killacam Fight Night 12 - Assasination Margate Winter Gardens, Margate, Kent, England | Killacam Promotions |
| 21.10.2017 | | KOTC - Next Level WinnaVegas Casino, Sloan, Iowa, United States | King of the Cage |
| 21.10.2017 | | KWG - Grappler Night 5 Minsk Mazowiecki, Poland | Klub Walki Grappler |
| 21.10.2017 | | Madone Boxing - D-Fight Madone Sports Hall, Madone, Bergamo, Italy | D-Fight (Italy) |
| 21.10.2017 | | MCF 14 - In Memoriam D&N Event Center, North Platte, Nebraska, United States | Midwest Championship Fighting |
| 21.10.2017 |  | MF 06 - Mandarina Fights 06 Shidokan Fitness and Martial Arts, San Vicente, San Jose, Costa Rica | Mandarina Fights |
| 21.10.2017 | | MFC 4 - MoMuscle Fighting Championship 4: Night of Champions Cocoa Expo Sports Center, Cocoa, Florida, United States | MoMuscle Fighting Championship |
| 21.10.2017 |  | MFL 3 - Montreal Fight League 3 Montreal, Quebec, Canada | Montreal Fight League |
| 21.10.2017 | | NBCSP - Showdown 4 Dee Why RSL, New South Wales, Australia | Northern Beaches Combat Sports Promotions |
| 21.10.2017 | | NCE 19 - New Corpore Extreme 19 New Corpore Fight Academy, Rio de Janeiro, Rio de Janeiro, Brazil | New Corpore Extreme |
| 21.10.2017 | | Nemesis Promotions - NP: High Altitude Face Off 8 Plachy Hall, Alamosa, Colorado, United States | Nemesis Promotions |
| 21.10.2017 |  | One Pride MMA Fight 13 - Part 3 Britama Arena Mahaka Square, Kelapa Gading, Jakarta Utara, Indonesia | One Pride MMA |
| 21.10.2017 |  | Orion Fight Arena - Spectacular Kickboxing-MMA Gala Ataturk Sports Salon, Ankara, Turkey | Orion Fight Arena |
| 21.10.2017 | | PFL - Premier Fight League 13 MMA Masters, Miami, Florida, United States | Premier Fight League |
| 21.10.2017 | | SLMMA 12 - Goremykin vs. Zharkov Krylya Sovetov (Wings of the Soviets) Sports Complex, Moscow, Russia | Student League MMA |
| 21.10.2017 | | SSF - Sidney Sibamba Fight 6 Sidney Academy, Sao Paulo, Sao Paulo, Brazil | Sidney Academy |
| 21.10.2017 | | Tosan Martial Arts Center - Tosan Fight Night Hallmann Dome, Vienna, Austria | Tosan Fight Night |
| 21.10.2017 | | UBS 9 - 2nd Memorial Wieslawa Pazgana The Wieliczka Salt Mine, Wieliczka, Poland | Babilon MMA |
| 21.10.2017 | | UFC Fight Night 118 - Cerrone vs. Till Ergo Arena, Gdansk, Poland | UFC - Ultimate Fighting Championship |
| 21.10.2017 |  | UMMAF - 2017 Ukraine Cup, Selection Ukrainian State University of Chemical Engineering, Dnepropetrovsk, Ukraine | Ukraine MMA Federation |
| 21.10.2017 | | VF - Valor Fights 45 Brainerd High School, Chattanooga, Tennessee, United States | Valor Fights (Tennessee) |
| 21.10.2017 | | WLC 2 - Bloody Revenge GOSiR Hall, Wisniowa Gora, Poland | Warriors of Life Championship |
| 21.10.2017 | | XFN 344 - USA vs. Mexico River Spirit Casino Resort, Tulsa, Oklahoma, United States | Xtreme Fighting League (Oklahoma) |
| 21.10.2017 |  | XFN 5 - X Fight Nights 5 Tipsport Arena, Pardubice, Czech Republic | X Fight Nights |
| 21.10.2017 | | XKO - Xtreme Knockout 38 Gas Monkey Live, Dallas, Texas, United States | Back Alley Promotions |