Glenny Schaap defeated Andrew Foster 6-2 7-6 in the Great Britain 1 Masters 4 round of 32 on carpet. The upset overturned the form book — Andrew Foster came in leading the head-to-head 1–0. Glenny Schaap claimed a first win over Andrew Foster in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1992-04-20 | Great Britain 2 Masters 3 | QF | clay | Andrew Foster | 6-0 6-4 |