Youngest active UFC fighters
Alice Pereira is the youngest active UFC fighter, at 20.
| # | Fighter | Age |
|---|---|---|
| 1 | Alice Pereira | 20 (born December 20, 2005) |
| 2 | Sulangrangbo | 21 (born July 17, 2005) |
| 3 | Raul Rosas Jr. | 22 (born October 8, 2004) |
| 4 | Santiago Luna | 22 (born August 6, 2004) |
| 5 | Mehemmedeli Osmanli | 22 (born August 5, 2004) |
| 6 | Sean King | 23 (born October 17, 2003) |
| 7 | Ilimbek Akylbek Uulu | 23 (born September 1, 2003) |
| 8 | Rafael Tobias | 23 (born March 20, 2003) |
| 9 | Jessie Rosas | 23 (born December 4, 2002) |
| 10 | Gigi Canuto | 23 (born November 16, 2002) |
| 11 | John Garza | 23 (born October 30, 2002) |
| 12 | Elijah Smith | 24 (born September 5, 2002) |
| 13 | Kurtis Campbell | 24 (born July 29, 2002) |
| 14 | Rei Tsuruya | 24 (born June 22, 2002) |
| 15 | Francisco Prado | 24 (born June 16, 2002) |
| 16 | Jose Henrique | 24 (born May 23, 2002) |
| 17 | Pavel Andrusca | 24 (born May 8, 2002) |
| 18 | Isaac Thomson | 24 (born May 3, 2002) |
| 19 | Ateba Gautier | 24 (born April 10, 2002) |
| 20 | Jovan Leka | 24 (born March 15, 2002) |
| 21 | Damian Pinas | 24 (born March 12, 2002) |
| 22 | Iasmin Lucindo | 24 (born January 8, 2002) |
| 23 | Kevin Vallejos | 24 (born December 8, 2001) |
| 24 | Tereza Bleda | 24 (born November 30, 2001) |
| 25 | Damian Rzepecki | 24 (born November 23, 2001) |
| 26 | Asaf Chopurov | 24 (born November 17, 2001) |
| 27 | Feng Xiaocan | 24 (born October 27, 2001) |
| 28 | Joshua Van | 25 (born October 10, 2001) |
| 29 | Austin Bashi | 25 (born September 29, 2001) |
| 30 | Daniil Donchenko | 25 (born August 4, 2001) |
| 31 | Bilal Hasan | 25 (born July 16, 2001) |
| 32 | Shanelle Dyer | 25 (born April 23, 2001) |
| 33 | Felipe Franco | 25 (born January 22, 2001) |
| 34 | Joel Faglier | 25 (born January 18, 2001) |
| 35 | Taiyilake Nueraji | 25 (born January 12, 2001) |
| 36 | Baisangur Susurkaev | 25 (born January 8, 2001) |
| 37 | Abdul Rakhman Yakhyaev | 25 (born January 3, 2001) |
| 38 | Matheus Camilo | 25 (born January 2, 2001) |
| 39 | Jose Ochoa | 25 (born December 31, 2000) |
| 40 | Namsrai Batbayar | 25 (born December 29, 2000) |
| 41 | Ollie Schmid | 25 (born December 28, 2000) |
| 42 | Cameron Saaiman | 25 (born December 20, 2000) |
| 43 | Nurullo Aliev | 25 (born December 8, 2000) |
| 44 | Noah Gugnon | 26 (born October 18, 2000) |
| 45 | Michael Aswell | 26 (born September 27, 2000) |
| 46 | Benardo Sopaj | 26 (born September 25, 2000) |
| 47 | Felipe dos Santos | 26 (born September 11, 2000) |
| 48 | Lucas Rocha | 26 (born August 12, 2000) |
| 49 | Gauge Young | 26 (born July 14, 2000) |
| 50 | Fatima Kline | 26 (born July 12, 2000) |