| Year | Tournament | Result | Player | Age | Nation |
|---|---|---|---|---|---|
| 2026 | Wimbledon | R128 | Daniel Vallejo | 22 | Paraguay |
| 2026 | French Open | R64 | Daniel Vallejo | 22 | Paraguay |
| 2018 | Wimbledon | R128 | Verónica Cepede Royg | 26 | Paraguay |
| 2018 | French Open | R128 | Verónica Cepede Royg | 26 | Paraguay |
| 2018 | Australian Open | R128 | Verónica Cepede Royg | 25 | Paraguay |
| 2017 | US Open | R128 | Verónica Cepede Royg | 25 | Paraguay |
| 2017 | Wimbledon | R128 | Verónica Cepede Royg | 25 | Paraguay |
| 2017 | French Open | R16 | Verónica Cepede Royg | 25 | Paraguay |
| 2016 | US Open | R64 | Montserrat González | 22 | Paraguay |
| 2016 | French Open | R64 | Verónica Cepede Royg | 24 | Paraguay |
| 2015 | French Open | R128 | Verónica Cepede Royg | 23 | Paraguay |
| 2010 | Wimbledon | R128 | Ramón Delgado | 33 | Paraguay |
| 2010 | Wimbledon | R128 | Rossana de los Ríos | 34 | Paraguay |
| 2010 | French Open | R64 | Rossana de los Ríos | 34 | Paraguay |
| 2010 | Australian Open | R128 | Rossana de los Ríos | 34 | Paraguay |
| 2009 | US Open | R128 | Rossana de los Ríos | 33 | Paraguay |
| 2009 | Wimbledon | R64 | Rossana de los Ríos | 33 | Paraguay |
| 2009 | French Open | R128 | Rossana de los Ríos | 33 | Paraguay |
| 2009 | Australian Open | R128 | Rossana de los Ríos | 33 | Paraguay |
| 2008 | US Open | R64 | Rossana de los Ríos | 32 | Paraguay |
| 2008 | Wimbledon | R128 | Rossana de los Ríos | 32 | Paraguay |
| 2008 | French Open | R128 | Rossana de los Ríos | 32 | Paraguay |
| 2007 | French Open | R128 | Rossana de los Ríos | 31 | Paraguay |
| 2006 | US Open | R128 | Ramón Delgado | 29 | Paraguay |
| 2004 | Wimbledon | R128 | Ramón Delgado | 27 | Paraguay |
| 2003 | US Open | R64 | Ramón Delgado | 26 | Paraguay |
| 2003 | Wimbledon | R128 | Rossana de los Ríos | 27 | Paraguay |
| 2003 | French Open | R128 | Rossana de los Ríos | 27 | Paraguay |
| 2003 | Australian Open | R128 | Rossana de los Ríos | 27 | Paraguay |
| 2002 | US Open | R32 | Ramón Delgado | 25 | Paraguay |
| 2002 | US Open | R64 | Rossana de los Ríos | 26 | Paraguay |
| 2002 | Wimbledon | R64 | Rossana de los Ríos | 26 | Paraguay |
| 2002 | Wimbledon | R128 | Ramón Delgado | 25 | Paraguay |
| 2002 | French Open | R32 | Rossana de los Ríos | 26 | Paraguay |
| 2002 | French Open | R128 | Ramón Delgado | 25 | Paraguay |
| 2002 | Australian Open | R64 | Ramón Delgado | 25 | Paraguay |
| 2002 | Australian Open | R64 | Rossana de los Ríos | 26 | Paraguay |
| 2001 | US Open | R32 | Ramón Delgado | 24 | Paraguay |
| 2001 | US Open | R128 | Rossana de los Ríos | 25 | Paraguay |
| 2001 | Wimbledon | R128 | Rossana de los Ríos | 25 | Paraguay |
| 2001 | French Open | R64 | Rossana de los Ríos | 25 | Paraguay |
| 2001 | Australian Open | R64 | Rossana de los Ríos | 25 | Paraguay |
| 2000 | US Open | R128 | Rossana de los Ríos | 24 | Paraguay |
| 2000 | Wimbledon | R128 | Rossana de los Ríos | 24 | Paraguay |
| 2000 | French Open | R16 | Rossana de los Ríos | 24 | Paraguay |
| 1999 | US Open | R128 | Ramón Delgado | 22 | Paraguay |
| 1999 | Wimbledon | R128 | Ramón Delgado | 22 | Paraguay |
| 1999 | French Open | R128 | Ramón Delgado | 22 | Paraguay |
| 1999 | Australian Open | R128 | Ramón Delgado | 22 | Paraguay |
| 1998 | US Open | R128 | Ramón Delgado | 21 | Paraguay |
Open Era Grand Slam Tennis
This site is dedicated to Grand Slam tennis stats from the Open Era – for those of us who love the numbers behind the game. Pick any group of players and see how they rank. Compare, filter, and view the same data from different angles – whether you want to explore dominance, consistency, or longevity. In short: It’s all about turning tennis history into insights you can actually play with.