| Year | Tournament | Result | Player | Age | Nation |
|---|---|---|---|---|---|
| 1969 | Wimbledon | R64 | Jan Kukal | 26 | Czechoslovakia |
| 1969 | Wimbledon | R64 | Jan Kodeš | 23 | Czechoslovakia |
| 1969 | Wimbledon | R64 | Vlasta Vopičková | 25 | Czechoslovakia |
| 1969 | Wimbledon | R128 | Stepan Koudelka | 24 | Czechoslovakia |
| 1969 | French Open | R16 | Jan Kodeš | 23 | Czechoslovakia |
| 1969 | French Open | R32 | Jan Kukal | 26 | Czechoslovakia |
| 1969 | French Open | R32 | Stepan Koudelka | 24 | Czechoslovakia |
| 1969 | French Open | R64 | Vladimír Zedník | 22 | Czechoslovakia |
| 1969 | French Open | R64 | Milan Holeček | 25 | Czechoslovakia |
| 1969 | French Open | R64 | Marie Neumanova | 22 | Czechoslovakia |
| 1969 | French Open | R64 | Vlasta Vopičková | 25 | Czechoslovakia |
| 1968 | Wimbledon | R64 | Jitka Horcickova | n/a | Czechoslovakia |
| 1968 | Wimbledon | R64 | Vlasta Vopičková | 24 | Czechoslovakia |
| 1968 | Wimbledon | R128 | Jan Kukal | 25 | Czechoslovakia |
| 1968 | Wimbledon | R128 | Milan Holeček | 24 | Czechoslovakia |
| 1968 | Wimbledon | R128 | Jan Kodeš | 22 | Czechoslovakia |
| 1968 | French Open | Q | Vlasta Vopičková | 24 | Czechoslovakia |
| 1968 | French Open | R32 | Milan Holeček | 24 | Czechoslovakia |
| 1968 | French Open | R64 | Petr Strobl | n/a | Czechoslovakia |
| 1968 | French Open | R64 | Jan Kukal | 25 | Czechoslovakia |
| 1968 | French Open | R64 | Jitka Horcickova | n/a | Czechoslovakia |
| 1968 | French Open | R128 | Jan Kodeš | 22 | Czechoslovakia |
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.