Matches
W-L: 4-6 (40.00%)
| Date | Tournament | Surface | Round | Wrk | Winner | Lrk | Loser | Score |
|---|---|---|---|---|---|---|---|---|
| 1972-07-24 | Hilversum | Clay | R32 | - | - | 6-4 6-0 | ||
| 1972-07-24 | Hilversum | Clay | R64 | - | - | 6-0 6-0 | ||
| 1971-07-26 | Hilversum | Clay | R64 | - | - | 6-2 6-0 | ||
| 1969-07-28 | Hilversum | Clay | R64 | - | - | 6-3 6-4 | ||
| 1969-07-28 | Hilversum | Clay | R32 | - | - | 6-1 6-3 | ||
| 1968-07-22 | Hilversum | Clay | R32 | - | - | 1-6 6-3 8-6 | ||
| 1968-07-22 | Hilversum | Clay | R64 | - | - | 6-2 8-6 | ||
| 1968-07-22 | Hilversum | Clay | R16 | - | - | 6-2 7-5 | ||
| 1968-05-03 | Davis Cup EUR R1: ESP vs NED | Clay | RR | - | - | 6-4 9-7 6-3 | ||
| 1968-05-03 | Davis Cup EUR R1: ESP vs NED | Clay | RR | - | - | 7-5 6-1 6-0 |
Jan Hajer
W-L: 4-6 (40.00%)
Matches
| Date ▼ | Tourney | Surface | Round | Wrk | Winner | Lrk | Loser | Score | H2H | BoF | Min | WA | WDF | W1stIn | W1st% | W2nd% | BPSvd |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1972-07-24 | Hilversum | Clay | R32 | - |  John Bartlett | - | Jan Hajer | 6-4 6-0 | H2H | 3 | - | - | - | - | - | - | - |
| 1972-07-24 | Hilversum | Clay | R64 | - | Jan Hajer | - | Fried Schmitz | 6-0 6-0 | H2H | 3 | - | - | - | - | - | - | - |
| 1971-07-26 | Hilversum | Clay | R64 | - |  Robert Kreiss | - | Jan Hajer | 6-2 6-0 | H2H | 3 | - | - | - | - | - | - | - |
| 1969-07-28 | Hilversum | Clay | R32 | - |  Milan Tajenar | - | Jan Hajer | 6-1 6-3 | H2H | 3 | - | - | - | - | - | - | - |
| 1969-07-28 | Hilversum | Clay | R64 | - | Jan Hajer | - |  Kinantan Sangitan | 6-3 6-4 | H2H | 3 | - | - | - | - | - | - | - |
| 1968-07-22 | Hilversum | Clay | R16 | - |  Ingo Buding | - | Jan Hajer | 6-2 7-5 | H2H | 3 | - | - | - | - | - | - | - |
| 1968-07-22 | Hilversum | Clay | R32 | - | Jan Hajer | - | Dick Crealy | 1-6 6-3 8-6 | H2H | 3 | - | - | - | - | - | - | - |
| 1968-07-22 | Hilversum | Clay | R64 | - | Jan Hajer | - |  Quentin Pretorius | 6-2 8-6 | H2H | 3 | - | - | - | - | - | - | - |
| 1968-05-03 | Davis Cup EUR R1: ESP vs NED | Clay | RR | - |  Manuel Santana | - | Jan Hajer | 6-4 9-7 6-3 | H2H | 5 | - | - | - | - | - | - | - |
| 1968-05-03 | Davis Cup EUR R1: ESP vs NED | Clay | RR | - | Juan Gisbert Sr | - | Jan Hajer | 7-5 6-1 6-0 | H2H | 5 | - | - | - | - | - | - | - |