| Year | Tournament | Result | Player | Age | Nation |
|---|---|---|---|---|---|
| 1987 | Australian Open | R64 | Patricia Hy-Boulais | 21 | Canada |
| 1987 | Australian Open | R64 | Helen Kelesi | 17 | Canada |
| 1987 | Australian Open | R128 | Grant Connell | 21 | Canada |
| 1987 | Australian Open | R128 | Glenn Michibata | 24 | Canada |
| 1986 | US Open | R32 | Helen Kelesi | 16 | Canada |
| 1986 | US Open | R128 | Glenn Michibata | 24 | Canada |
| 1986 | US Open | R128 | Stéphane Bonneau | 24 | Canada |
| 1986 | US Open | R128 | Carling Bassett-Seguso | 18 | Canada |
| 1986 | Wimbledon | R16 | Carling Bassett-Seguso | 18 | Canada |
| 1986 | Wimbledon | R64 | Martin Wostenholme | 23 | Canada |
| 1986 | Wimbledon | R64 | Helen Kelesi | 16 | Canada |
| 1986 | Wimbledon | R128 | Glenn Michibata | 24 | Canada |
| 1986 | French Open | Q | Carling Bassett-Seguso | 18 | Canada |
| 1986 | French Open | R64 | Martin Wostenholme | 23 | Canada |
| 1986 | French Open | R128 | Glenn Michibata | 23 | Canada |
| 1986 | French Open | R128 | Helen Kelesi | 16 | Canada |
| 1985 | Australian Open | R128 | Stéphane Bonneau | 23 | Canada |
| 1985 | US Open | R16 | Carling Bassett-Seguso | 17 | Canada |
| 1985 | US Open | R64 | Martin Wostenholme | 22 | Canada |
| 1985 | US Open | R64 | Jane Young | 20 | Canada |
| 1985 | US Open | R128 | Helen Kelesi | 15 | Canada |
| 1985 | Wimbledon | R64 | Carling Bassett-Seguso | 17 | Canada |
| 1985 | Wimbledon | R128 | Helen Kelesi | 15 | Canada |
| 1985 | Wimbledon | R128 | Marianne Groat | 20 | Canada |
| 1985 | French Open | R16 | Carling Bassett-Seguso | 17 | Canada |
| 1985 | French Open | R128 | Helen Kelesi | 15 | Canada |
| 1984 | Australian Open | R64 | Carling Bassett-Seguso | 17 | Canada |
| 1984 | US Open | S | Carling Bassett-Seguso | 16 | Canada |
| 1984 | US Open | R128 | Glenn Michibata | 22 | Canada |
| 1984 | Wimbledon | R32 | Carling Bassett-Seguso | 16 | Canada |
| 1984 | Wimbledon | R64 | Glenn Michibata | 22 | Canada |
| 1984 | Wimbledon | R128 | Hélène Pelletier | 25 | Canada |
| 1984 | French Open | Q | Carling Bassett-Seguso | 16 | Canada |
| 1984 | French Open | R128 | Glenn Michibata | 21 | Canada |
| 1984 | French Open | R128 | Patricia Hy-Boulais | 18 | Canada |
| 1983 | Australian Open | Q | Carling Bassett-Seguso | 16 | Canada |
| 1983 | US Open | R32 | Carling Bassett-Seguso | 15 | Canada |
| 1983 | US Open | R32 | Patricia Hy-Boulais | 18 | Canada |
| 1983 | US Open | R64 | Glenn Michibata | 21 | Canada |
| 1983 | Wimbledon | R64 | Carling Bassett-Seguso | 15 | Canada |
| 1983 | Wimbledon | R64 | Patricia Hy-Boulais | 17 | Canada |
| 1983 | French Open | R128 | Carling Bassett-Seguso | 15 | Canada |
| 1982 | Wimbledon | R32 | Marjorie Blackwood | 25 | Canada |
| 1981 | Australian Open | R16 | Marjorie Blackwood | 24 | Canada |
| 1981 | US Open | R64 | Marjorie Blackwood | 24 | Canada |
| 1981 | US Open | R128 | Derek Segal | 21 | Canada |
| 1981 | US Open | R128 | William Cowan | n/a | Canada |
| 1981 | Wimbledon | R128 | Marjorie Blackwood | 24 | Canada |
| 1980 | US Open | R128 | Harry Fritz | 29 | Canada |
| 1980 | Wimbledon | R64 | Marjorie Blackwood | 23 | Canada |
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.