Sergio Rivero Kuhn (6 December 1963 â 1 September 2024) was a Bolivian footballer who played as a defender. He made nine appearances for the Bolivia national team from 1991 to 1993. He was also part of Bolivia's squad for the 1991 Copa América tournament. Rivero died in Santa Cruz de la Sierra on 1 September 2024, at the age of 60.