| Richie Vaculik (inactive) | Vas | 1-3-0 | Australia | Nov 14, 2015 |
| Abubakar Vagaev | | 1-0-0 | Russia | Jul 25, 2026 |
| Genaro Valdez (inactive) | Rayadito | 0-3-0 | Mexico | Jul 15, 2023 |
| Charlie Valencia (inactive) | | 0-1-0 | United States | Apr 30, 2011 |
| Robert Valentin | Robzilla | 2-3-0 | Unknown | Aug 1, 2026 |
| Victor Valenzuela | Psicosis | 1-0-0 | Chile | Apr 25, 2026 |
| Timur Valiev (inactive) | Lucky | 2-1-0 (1 NC) | Russia | Mar 19, 2022 |
| Victor Valimaki (inactive) | The Matrix | 0-2-0 | Canada | Apr 21, 2007 |
| Yadier del Valle | The Cuban Problem | 3-1-0 | Cuba | Aug 8, 2026 |
| Kevin Vallejos | El Chino | 4-0-0 | Argentina | Mar 14, 2026 |
| Isaac Vallie-Flagg (inactive) | | 1-3-0 | United States | Nov 22, 2014 |
| Joshua Van | The Fearless | 11-1-0 | Myanmar (Burma) | Sep 19, 2026 |
| Cameron VanCamp (inactive) | Jumpman | 0-2-0 | United States | Sep 17, 2022 |
| Paige VanZant (inactive) | 12 Gauge | 5-4-0 | United States | Jul 11, 2020 |
| Jared Vanderaa (inactive) | | 1-6-0 | United States | Oct 29, 2022 |
| Austin Vanderford | The Gentleman | 1-1-0 | United States | Oct 4, 2025 |
| Lando Vannata (inactive) | Groovy | 4-8-2 | United States | Apr 4, 2026 |
| Paul Varelans (inactive) | The Polar Bear | 4-4-0 | United States | Dec 7, 1996 |
| Kazula Vargas (inactive) | | 1-3-0 | Mexico | Mar 19, 2022 |
| Jamie Varner (inactive) | | 3-6-0 | United States | Dec 13, 2014 |
| Guilherme Vasconcelos (inactive) | Bomba | 0-1-0 | Brazil | Jul 5, 2014 |
| Yuri Vaulin (inactive) | | 0-1-0 | Unknown | Jul 27, 1997 |
| Gianni Vazquez | Kriptonita | 0-2-0 | Mexico | Aug 8, 2026 |
| Javier Vazquez (inactive) | Showtime | 1-0-0 | United States | Jun 26, 2011 |
| Matt Veach (inactive) | | 1-2-0 | United States | Apr 10, 2010 |
| Joe Vedepo (inactive) | The Doctor | 0-2-0 | United States | Apr 1, 2009 |
| Cain Velasquez (inactive) | | 12-3-0 | United States | Feb 17, 2019 |
| David Velasquez (inactive) | Little | 0-1-0 | Unknown | Mar 10, 2000 |
| Bojan Velickovic (inactive) | Serbian Steel | 2-3-1 | Serbia | Nov 18, 2017 |
| Karlos Vemola (inactive) | | 2-4-0 | Unknown | Jun 8, 2013 |
| Luigi Vendramini (inactive) | The Italian Stallion | 1-3-0 | Brazil | Sep 4, 2021 |
| Brandon Vera (inactive) | The Truth | 8-7-0 (1 NC) | United States | Aug 31, 2013 |
| Carlos Vera | Pequeno | 1-1-0 | Ecuador | Mar 15, 2025 |
| Marlon Vera | Chito | 16-11-0 | Ecuador | Sep 19, 2026 |
| Rodrigo Vera | El Gato Loco | 1-0-0 | Peru | May 30, 2026 |
| Ernie Verdicia (inactive) | | 0-1-0 | United States | Apr 7, 1995 |
| Joe Veres (inactive) | | 0-2-0 | United States | Jan 23, 2008 |
| Nikolay Veretennikov | Gladiator | 2-4-0 | Ukraine | May 16, 2026 |
| CJ Vergara (inactive) | | 3-5-0 | United States | Mar 29, 2025 |
| Renato Verissimo (inactive) | Charuto | 1-2-0 | Brazil | Oct 22, 2004 |
| Marvin Vettori | The Italian Dream | 9-9-1 | Italy | Oct 3, 2026 |
| Hugo Viana (inactive) | Wolverine | 3-3-0 | Brazil | Aug 1, 2015 |
| Polyana Viana | Dama de Ferro | 4-8-0 | Brazil | May 16, 2026 |
| James Vick (inactive) | The Texecutioner | 9-5-0 | United States | Oct 12, 2019 |
| Tamires Vidal (inactive) | Tractor | 1-3-0 | Brazil | Oct 19, 2024 |
| Ketlen Vieira (inactive) | Fenomeno | 10-5-0 | Brazil | May 16, 2026 |
| Milton Vieira (inactive) | Miltinho | 0-1-1 | Unknown | Jan 19, 2013 |
| Reginaldo Vieira (inactive) | | 1-2-0 | Brazil | Feb 19, 2017 |
| Rodolfo Vieira | | 7-5-0 | Brazil | Sep 26, 2026 |
| Steve Vigneault (inactive) | Lionheart | 0-1-0 | Canada | Mar 4, 2006 |
| Gian Villante (inactive) | | 7-11-0 | Unknown | Nov 6, 2021 |
| Ike Villanueva (inactive) | Hurricane | 1-5-0 | United States | Apr 23, 2022 |
| Danillo Villefort (inactive) | Indio | 0-1-0 | Brazil | Aug 8, 2009 |
| Yuri Villefort (inactive) | | 0-2-0 | Brazil | Sep 4, 2013 |
| Tre'ston Vines | TVTime | 0-1-0 | United States | Oct 4, 2025 |
| Marcos Vinicius (inactive) | Vina | 1-2-0 | Brazil | Sep 4, 2013 |
| Falaniko Vitale (inactive) | Niko | 1-1-0 | United States | Nov 21, 2003 |
| Cheyanne Vlismas (inactive) | The Warrior Princess | 2-2-0 | United States | Dec 17, 2022 |
| Bobby Voelker (inactive) | Vicious | 0-4-0 | United States | Jun 7, 2014 |
| Alexander Volkanovski | The Great | 15-3-0 | Australia | Jan 31, 2026 |
| Jacob Volkmann (inactive) | Christmas | 6-4-0 | United States | Feb 2, 2013 |
| Alexander Volkov | Drago | 14-5-0 | Russia | May 9, 2026 |
| Mark Vologdin | | 0-1-1 | Russia | Aug 1, 2026 |
| Jordan Vucenic (inactive) | The Epidemic | 0-2-0 | United Kingdom | Mar 22, 2025 |