Carlos Alonso Vargas Tenorio (born 14 February 1999) is a Mexican professional footballer who plays as a left-back for Liga MX club Cruz Azul.

In 2017, first-team coach Miguel Herrera promoted 18 year-old Vargas to the team competing in that year’s Clausura tournament.

[3] He made twelve appearances as Tijuana finished the tournament in first place and managed to reach the semifinals of the playoffs.

[4] Vargas made his season debut on February 4, against Tigres UANL and tore his right ACL in the 14th minute of the match.

[6] He would attain an injury during Mexico's first group stage match against Nicaragua and was subsequently ruled out for the rest of the tournament.