- Mateo Adalberto Lopez
- 4:236 year(s):day(s)
- United States (San Antonio)
The youngest Mariachi singer is Mateo Adalberto Lopez (USA, b.28 August 2014), who was 4 years and 236 days old, as verified on San Antonio, Texas, USA, on 21 April 2019.
Mateo's performances went viral on social media and he has since appeared on television shows such as México tiene talento (Mexico's Got Talent).