Brian Joelson defeated Mark Petchey 3-6 6-3 6-3 in the Great Britain 1 Masters 4 semi-final on carpet. Brian Joelson extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-02-18 | Great Britain 1 Masters 1 | R16 | carpet | Brian Joelson | 7-5 6-1 |
| 1991-02-18 | Great Britain 1 Masters 3 | QF | carpet | Mark Petchey | 4-6 6-3 7-6 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.