Juan Carlos Riolfo Seco (November 5, 1905 – December 5, 1978) was a Uruguayan footballer who played for the Uruguay national team. He played only 2 matches for national team, both in 1928 against Argentina, but was an unused member of the team which won the first ever World Cup in 1930. He played for Peñarol in club football.
|Full name||Juan Carlos Riolfo Seco |
|Date of birth||November 5, 1905|
|Place of birth||Uruguay|
|Date of death||December 5, 1978(aged 73)|
|*Club domestic league appearances and goals|
- ^ F, Comisión Historia C. N. de. "Riolfo, Juan Carlos". Atilio Software. Retrieved 26 March 2023.
- ^ "Carlos Riolfo". Retrieved 24 June 2019.