Mario Rivera Campesino (born 12 August 1977) is a Spanish professional football manager who is currently assistant coach at Al-Nasr Libya.

He then proceeded manage different local clubs, worked as a scout and analyst for Celtic and Atlético Madrid C. In 2018, he was appointed as the head coach of Brunei U21 team.

On 23 January 2020, Rivera rejoined East Bengal as the head coach after Alejandro Menéndez stepped down.

[3] On 1 January 2022, Rivera was again appointed as the head coach of East Bengal in Indian Super League, succeeding Manolo Díaz[4] following the latter's midway resign during the tournament.

[8] In February 2025, Rivera was announced as part of a new backroom staff at Al-Nasr, becoming assistant to Miguel Ángel Gamondi.