Guillermo Javier Saputo (born May 1, 1977) is a light middleweight boxer from Argentina, who represented his native country at two consecutive Summer Olympics, starting in 1996 in Atlanta, Georgia. He also represented Argentina at the 1995 Pan American Games and 1999 Pan American Games. Nicknamed "El Tano" and/or "El Caballero" he made his professional debut in 2001.
|- | style="text-align:center;" colspan="8"|17 Wins (11 knockouts), 0 Losses, 0 Draws |- ! Res. ! Record ! Opponent ! Type ! Rd.,Time ! Date ! Location ! Notes |- align=center |Win||17-0||align=left| Gustavo Martin Lencina | | | |align=left| |align=left| |- align=center |Win||16-0||align=left| Cesar Alberto Leiva | | | |align=left| |align=left| |- align=center |Win||15-0||align=left| Ruben Dario Oliva | | | |align=left| |align=left| |- align=center |Win||14-0||align=left| Ruben Dario Oliva | | | |align=left| |align=left| |- align=center |Win||13âÂÂ0||align=left| Javier Alejandro Blanco | | | |align=left| |align=left| |- align=center |Win||12-0||align=left| Hector Amadeo Zelaya | | | |align=left| |align=left| |- align=center |Win||11-0||align=left| Alejandro Jimenez | | | |align=left| |align=left| |- align=center |Win||10-0||align=left| Miguel Angel Ramirez | | | |align=left| |align=left| |- align=center |Win||9âÂÂ0||align=left| Fray Luis Sierra | | | |align=left| |align=left| |- align=center |Win||8âÂÂ0||align=left| Alex Carrillo Villa | | | |align=left| |align=left| |- align=center |Win||7âÂÂ0||align=left| Ruben Munoz | | | |align=left| |align=left| |- align=center |Win||6âÂÂ0||align=left| Juan Carlos Alvarez | | | |align=left| |align=left| |- align=center