Montana De La Rosa (née Stewart)[1] (born February 14, 1995) is an American mixed martial artist (MMA).

[7] She started training in wrestling at Azle High School and after faring well in both state and national competition she was offered a scholarship to Oklahoma City University.

[7][6] However, as a teenage mom she quickly transferred back to Texas where she attends Tarrant County College, majoring in kinesiology,[6][8] De La Rosa started training Brazilian jiu-jitsu after she graduated in 2013 and later transitioned to MMA.

[13] De La Rosa made her UFC debut on December 1, 2017, on The Ultimate Fighter 26 Finale against Christina Marks.

[21] De La Rosa faced Mara Romero Borella on February 15, 2020, at UFC Fight Night 167.

[23] De La Rosa was scheduled to face Maryna Moroz on September 5, 2020, at UFC Fight Night 176.

[26] De La Rosa was scheduled to face Taila Santos, replacing Maryna Moroz, on December 5, 2020, at UFC on ESPN 19.

[28] De La Rosa faced Mayra Bueno Silva on February 27, 2021, at UFC Fight Night 186.

[30] De La Rosa faced Ariane Lipski on June 5, 2021, at UFC Fight Night: Rozenstruik vs.