Jonathan Martinez (born April 20, 1994) is an American professional mixed martial artist.

Martinez from a Salvadoran mother and Mexican father was born and grew up in California and moved with his family to Plainview, Texas, at the age of 13.

[3] At the age of 14, his father took him to Taekwondo class to learn discipline, which eventually led to mixed martial arts training.

[11] Martinez faced Liu Pingyuan on July 13, 2019 at UFC Fight Night: de Randamie vs.

[14] As the last fight of his prevailing contract, Martinez faced Andre Ewell on February 8, 2020 at UFC 247.

[18] Martinez faced Frankie Saenz on August 1, 2020 at UFC Fight Night: Brunson vs.

[20] After knocking Saenz down multiple times, Martinez won the fight via TKO in the third round.

[25] Martinez was scheduled to face Nathaniel Wood on September 4, 2021 at UFC Fight Night 191.

[26] However, Wood was removed from the bout in mid-August for undisclosed reasons and replaced by Marcelo Rojo.

[28] Martinez was scheduled to face Aaron Phillips, replacing Kris Moutinho on October 23, 2021 at UFC Fight Night 196.